/*
Theme Name: Astra Maintenance Portal
Theme URI: https://example.com/astra-maintenance-portal
Author: Maintenance Station Dev Team
Author URI: https://example.com
Description: Astra child theme for the Maintenance Station corporate portal.
Template: astra
Version: 0.1.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: astra-maintenance-portal
*/

/* =========================================
   デザインシステム: カラーパレット & トークン
   ========================================= */
:root {
    /* Primary Colors - モダンブルーシステム */
    --portal-primary-50: #eff6ff;
    --portal-primary-100: #dbeafe;
    --portal-primary-200: #bfdbfe;
    --portal-primary-300: #93c5fd;
    --portal-primary-400: #60a5fa;
    --portal-primary-500: #3b82f6;
    --portal-primary-600: #2563eb;
    --portal-primary-700: #1d4ed8;
    --portal-primary-800: #1e40af;
    --portal-primary-900: #1e3a8a;
    
    /* Neutral Colors - 洗練されたグレースケール */
    --portal-neutral-50: #f9fafb;
    --portal-neutral-100: #f3f4f6;
    --portal-neutral-200: #e5e7eb;
    --portal-neutral-300: #d1d5db;
    --portal-neutral-400: #9ca3af;
    --portal-neutral-500: #6b7280;
    --portal-neutral-600: #4b5563;
    --portal-neutral-700: #374151;
    --portal-neutral-800: #1f2937;
    --portal-neutral-900: #111827;
    
    /* Semantic Colors */
    --portal-ink: var(--portal-neutral-900);
    --portal-ink-soft: var(--portal-neutral-600);
    --portal-accent: var(--portal-primary-600);
    --portal-accent-strong: var(--portal-primary-700);
    --portal-accent-light: var(--portal-primary-100);
    --portal-surface: var(--portal-neutral-50);
    --portal-border: var(--portal-neutral-200);
    --portal-muted: var(--portal-neutral-500);
    --portal-warning: #f59e0b;
    --portal-success: #10b981;
    --portal-error: #ef4444;
    
    /* Spacing System */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* =========================================
   Base Typography & Body
   ========================================= */
body {
    background: linear-gradient(135deg, #f9fafb 0%, #ffffff 50%, #f3f4f6 100%);
    color: var(--portal-ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Typography Scale */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--portal-ink);
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--portal-ink-soft);
    line-height: 1.7;
}

/* Constrain common container */
.ast-container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
}

/* Floating logo in the top-left corner (sensible, unobtrusive) */
.site-logo-floating {
    /* make the logo fixed to the viewport so it won't be hidden by theme header elements */
    position: fixed;
    top: 12px;
    left: 16px;
    z-index: 9999;
    pointer-events: auto;
}
.site-logo-floating .site-logo-link {
    display: inline-block;
}
 .site-logo-floating img {
     display: block;
     /* increased per user request: desktop target height is 80px */
     height: 80px;
     width: auto;
     filter: drop-shadow(0 6px 18px rgba(8,12,20,0.06));
 }

@media (max-width: 780px) {
    .site-logo-floating {
        top: 10px;
        left: 12px;
    }
    .site-logo-floating img {
        height: 36px;
    }
}

@media (max-width: 420px) {
    .site-logo-floating img {
        height: 30px;
    }
}

/* When we inject logo into the theme header (.ast-site-title-wrap), style it similarly */
.ast-site-title-wrap .site-logo-link { display: inline-block; }
 .ast-site-title-wrap .site-logo-link img {
     display: block;
     /* larger header logo for better visibility */
     height: 80px;
     width: auto;
     filter: drop-shadow(0 6px 18px rgba(8,12,20,0.06));
 }

@media (max-width: 980px) {
    /* tablet: fall back to 64px */
    .site-logo-floating img,
    .ast-site-title-wrap .site-logo-link img { height: 64px; }
}

@media (max-width: 420px) {
    /* mobile: fall back to 52px to preserve header space */
    .site-logo-floating img,
    .ast-site-title-wrap .site-logo-link img { height: 52px; }
}

    /* ================================
       Header compactness overrides
       (root fix: neutralize Astra's header padding/height that can create large gap)
       ================================ */
    /* Make header elements compact and predictable so hero sits directly under header. */
    .site-header,
    .ast-header,
    .ast-site-header,
    .site-branding,
    .ast-site-identity {
        /* increase padding to accommodate larger logo while keeping header compact */
        padding-top: 12px !important;
        padding-bottom: 12px !important;
        margin-bottom: 0 !important;
        min-height: 0 !important; /* prevent theme min-height from forcing extra space */
    }

    /* Remove any extra bottom margin on title wrap / description */
    .ast-site-title-wrap,
    .ast-site-title-wrap .site-title,
    .ast-site-title-wrap .site-description {
        margin: 0 !important;
        padding: 0 !important;
    }

    /* Constrain logo image height so it doesn't force the header taller than expected */
    .ast-site-identity .custom-logo-link img,
    .site-logo-img .custom-logo {
        /* align with the new larger header logo size */
        height: 80px;
        max-height: 80px;
        width: auto;
        display: inline-block;
        vertical-align: middle;
    }

    /* Slightly increase header padding on small screens for touch targets */
    @media (max-width: 780px) {
        .site-header,
        .ast-header,
        .ast-site-header,
        .ast-site-identity {
            padding-top: 8px !important;
            padding-bottom: 8px !important;
        }
    }

/* Prevent flash-of-text: visually hide the textual site title/tagline while keeping them available to screen readers.
   This prevents the plain text (e.g. "maintenance-news") from appearing briefly before the logo image loads. */
.ast-site-title-wrap .site-title,
.ast-site-title-wrap .site-description {
    position: absolute !important;
    clip: rect(1px, 1px, 1px, 1px); /* accessibility-preserving hide */
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    white-space: nowrap !important;
}

/* ================================
   Neutralize Astra's default spacing between header and content
   ================================ */
/* Remove Astra's default top margin on #primary (site-main) */
#primary.site-main {
    margin-top: 0 !important;
}

/* Remove any padding/margin on .site-content that creates gap */
.site-content {
    padding-top: 0 !important;
}

/* Remove header border that might create visual gap */
.main-header-bar,
.ast-primary-header-bar,
.site-header {
    border-bottom: none !important;
}

/* =========================================
   Hero Section - Modern & Engaging
   ========================================= */
.portal-hero {
    position: relative;
    overflow: hidden;
    padding: 0 0 var(--spacing-3xl) 0;
    margin-top: 0;
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.03) 0%, 
        rgba(255, 255, 255, 1) 25%,
        rgba(255, 255, 255, 1) 75%,
        rgba(37, 99, 235, 0.04) 100%);
    border-bottom: 1px solid var(--portal-border);
}

/* Animated Background Elements */
.portal-hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.35) 0%, rgba(59, 130, 246, 0.15) 40%, transparent 70%);
    border-radius: 50%;
    animation: heroFloat 20s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}

.portal-hero::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: 5%;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.25) 0%, rgba(37, 99, 235, 0.12) 40%, transparent 70%);
    border-radius: 50%;
    animation: heroFloat 25s ease-in-out infinite reverse;
    pointer-events: none;
    z-index: 0;
}

@keyframes heroFloat {
    0%, 100% { 
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    50% { 
        transform: translate(50px, -50px) scale(1.2);
        opacity: 0.7;
    }
}

.portal-hero .ast-container {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: flex-start; /* left-aligned like the reference UI */
        gap: 0;
}

.portal-hero__tagline {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--portal-muted);
    margin-top: 0;
}

.portal-hero__title-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.portal-hero__title-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #2563eb;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(59, 130, 246, 0.15) 100%);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid rgba(37, 99, 235, 0.2);
    width: fit-content;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
    animation: badgeFadeIn 0.6s ease-out;
}

@keyframes badgeFadeIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.portal-hero__title {
    font-size: clamp(2rem, 3.2vw, 2.8rem);
    line-height: 1.15;
    margin: 0;
    font-weight: 800;
    background: linear-gradient(135deg, #1a4d8f 0%, #2563eb 50%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: left;
    letter-spacing: 0.02em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    max-width: 880px;
    position: relative;
    padding-bottom: 12px;
    animation: titleFadeIn 0.8s ease-out;
}

.portal-hero__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #2563eb 0%, #3b82f6 100%);
    border-radius: 2px;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

@keyframes titleFadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.portal-hero__lead {
    max-width: 760px;
    font-size: 0.98rem;
        line-height: 1.5;
    color: var(--portal-ink-soft);
        margin-top: 2px;
}

.portal-hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: var(--spacing-xl);
}

/* Site info panel inside hero section */
.portal-panel--hero {
    max-width: 760px;
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid var(--portal-neutral-200);
    box-shadow: var(--shadow-md);
}

.portal-panel--hero .portal-panel__title {
    font-size: 1.15rem;
    margin-bottom: var(--spacing-md);
}

.portal-panel--hero .portal-panel__meta {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 0;
}

.portal-panel--hero .portal-panel__link {
    margin-top: var(--spacing-md);
}

/* Buttons: Modern & Interactive */
.portal-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 14px 28px;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    text-decoration: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.portal-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.portal-button:hover::before {
    width: 300px;
    height: 300px;
}

.portal-button--primary {
    background: linear-gradient(135deg, var(--portal-primary-600) 0%, var(--portal-primary-700) 100%);
    color: #ffffff;
    box-shadow: var(--shadow-lg), 0 0 0 0 rgba(37, 99, 235, 0.5);
    border: none;
}

.portal-button--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), 0 0 20px rgba(37, 99, 235, 0.4);
}

.portal-button--primary:active {
    transform: translateY(0);
}

.portal-button--ghost {
    border: 2px solid var(--portal-border);
    color: var(--portal-ink);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.portal-button--ghost:hover {
    background: #ffffff;
    border-color: var(--portal-primary-300);
    color: var(--portal-primary-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.portal-button--link {
    background: transparent;
    border: none;
    color: var(--portal-ink-soft);
    padding: 8px 16px;
    box-shadow: none;
}

.portal-button--link:hover {
    color: var(--portal-primary-600);
    background: var(--portal-neutral-100);
    transform: none;
}

/* Accessible focus states */
.portal-button:focus-visible {
    outline: 3px solid rgba(59, 130, 246, 0.4);
    outline-offset: 2px;
}

/* =========================================
   グローバルナビ
   ========================================= */
.portal-global-nav {
    margin-top: 0;
    background-color: #3b3f44; /* dark nav like reference */
    border: none;
    border-radius: 0.25rem;
    padding: 8px 12px;
}

.portal-global-nav ul {
    display: flex;
    flex-wrap: nowrap;
    gap: 12px 18px;
    justify-content: flex-start;
    margin: 0;
    padding: 0 8px;
    list-style: none;
}

.portal-global-nav a {
    color: #dbe7ef;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: none;
    padding: 6px 10px;
    border-radius: 6px;
}
.portal-global-nav a:hover {
    background: rgba(255,255,255,0.03);
    color: #fff;
}

/* Modern hero: 2-column layout and decorative visuals */
.portal-hero__inner {
    display: grid;
    /* make right column flexible but not too wide; allow rows to expand */
    grid-template-columns: 1fr minmax(300px, 420px);
    gap: 24px;
    align-items: start; /* align to top so login card isn't vertically centered and cut off */
    padding-top: var(--spacing-lg);
}

.portal-hero__content {
    padding: 0;
}

.portal-hero__visual {
    position: relative;
    width: 100%;
    /* allow visual column to size itself based on content (login card) */
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.portal-hero__shape {
    position: absolute;
    border-radius: 16px;
    filter: blur(24px);
    opacity: 0.18;
}
.portal-hero__shape--large {
    width: 360px;
    height: 180px;
    right: 0;
    background: linear-gradient(135deg, var(--portal-accent), var(--portal-accent-strong));
}
.portal-hero__shape--small {
    width: 180px;
    height: 120px;
    right: 40px;
    bottom: 10px;
    background: linear-gradient(90deg, rgba(255,255,255,0.6), rgba(255,255,255,0.2));
    mix-blend-mode: overlay;
    opacity: 0.12;
}

.portal-hero__brand img {
    max-height: 46px;
    display: block;
}

/* Login Card - Glassmorphism Effect */
.portal-hero__login {
    width: 100%;
    max-width: 420px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px) saturate(180%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-2xl), 
                0 0 0 1px rgba(255, 255, 255, 0.8) inset;
    border: 1px solid rgba(255, 255, 255, 0.5);
    position: relative;
    overflow: hidden;
}

.portal-hero__login::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, 
        var(--portal-primary-500) 0%, 
        var(--portal-primary-600) 50%, 
        var(--portal-primary-700) 100%);
}

.portal-hero__login h3 {
    margin: 0 0 var(--spacing-lg) 0;
    font-size: 1.25rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--portal-primary-600), var(--portal-primary-800));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portal-hero__login .portal-login-form {
    display: grid;
    gap: var(--spacing-md);
}

.portal-hero__login .portal-login-form input[type="text"],
.portal-hero__login .portal-login-form input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    border: 2px solid var(--portal-neutral-200);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    background: #ffffff;
}

.portal-hero__login .portal-login-form input[type="text"]:focus,
.portal-hero__login .portal-login-form input[type="password"]:focus {
    outline: none;
    border-color: var(--portal-primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.portal-hero__login .portal-login-form input[type="submit"] {
    display: inline-block;
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    border: none;
    background: linear-gradient(135deg, var(--portal-primary-600), var(--portal-primary-700));
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.portal-hero__login .portal-login-form input[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.portal-hero__login .portal-login-form label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--portal-ink-soft);
}

.portal-hero__login-meta {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    justify-content: flex-start;
    flex-wrap: wrap;
}

.portal-hero__login-meta .portal-button {
    padding: 8px 16px;
    font-size: 0.875rem;
}

/* Make hero narrower on small screens */
@media (max-width: 980px) {
    .portal-hero__inner {
        grid-template-columns: 1fr;
        gap: 18px;
        padding-top: var(--spacing-md);
    }
    .portal-hero__visual { display: none; }
    .portal-hero { 
        padding: 0 0 var(--spacing-2xl) 0; 
    }
}

/* Slight polishing for CTAs */
.portal-hero__cta .portal-button--primary { box-shadow: 0 6px 20px rgba(13,110,253,0.12); }
.portal-hero__cta .portal-button--ghost { background: transparent; border-color: var(--portal-border); }

/* subtle section separation */
.portal-hero { background: linear-gradient(180deg, var(--portal-surface) 0%, #ffffff 100%); }

/* =========================================
   Banner / Advertisement Block - Premium
   ========================================= */
.portal-ads {
    display: grid;
    gap: var(--spacing-xl);
    padding: 0;
    margin: var(--spacing-xl) auto var(--spacing-3xl) auto;
    max-width: 1200px;
}

.portal-ad-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.95) 0%, 
        rgba(37, 99, 235, 0.98) 100%);
    box-shadow: var(--shadow-2xl), 
                0 0 80px rgba(37, 99, 235, 0.3);
    color: #ffffff;
}

.portal-ad-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: adFloat 15s ease-in-out infinite;
}

.portal-ad-card::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: adFloat 20s ease-in-out infinite reverse;
}

@keyframes adFloat {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -20px); }
}

.portal-ad-card__label {
    position: relative;
    z-index: 1;
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(10px);
}

.portal-ad-card__title {
    position: relative;
    z-index: 1;
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: var(--spacing-lg);
    color: #ffffff;
    font-weight: 800;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.portal-ad-card__body {
    position: relative;
    z-index: 1;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.7;
    font-size: 1.05rem;
    max-width: 800px;
}

/* =========================================
   新着情報グリッド
   ========================================= */
.portal-news {
    margin-top: 80px;
}

.portal-news.ast-container {
    max-width: 1200px;
}


.portal-news__header {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.portal-news__intro {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.portal-section-title {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 800;
    color: var(--portal-ink);
    margin: 0;
    letter-spacing: -0.02em;
    position: relative;
    padding-bottom: var(--spacing-md);
}

.portal-section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--portal-primary-600), var(--portal-primary-400));
    border-radius: var(--radius-sm);
}

.portal-section-subtitle {
    color: var(--portal-muted);
    font-size: 1rem;
    letter-spacing: 0.01em;
    line-height: 1.6;
}

.portal-news__grid {
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .portal-news__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.portal-news-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--portal-neutral-200);
    background: #ffffff;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    overflow: hidden;
}

.portal-news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, 
        var(--portal-primary-500) 0%, 
        var(--portal-primary-400) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.portal-news-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--portal-primary-200);
}

.portal-news-card:hover::before {
    transform: scaleX(1);
}

.portal-news-card__badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: 6px 14px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, 
        rgba(37, 99, 235, 0.1) 0%, 
        rgba(59, 130, 246, 0.15) 100%);
    color: var(--portal-primary-700);
    border-radius: var(--radius-full);
    border: 1px solid rgba(37, 99, 235, 0.2);
    backdrop-filter: blur(10px);
}

.portal-news-card__media {
    width: 100%;
    height: 200px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--portal-neutral-100);
    position: relative;
}

.portal-news-card__media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.05) 100%);
}

.portal-news-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portal-news-card:hover .portal-news-card__media img {
    transform: scale(1.05);
}

.portal-news-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.4;
    color: var(--portal-ink);
    margin: 0;
    transition: color var(--transition-fast);
}

.portal-news-card:hover .portal-news-card__title {
    color: var(--portal-primary-600);
}

.portal-news-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--portal-muted);
    align-items: center;
}

.portal-news-card__meta time {
    font-weight: 600;
    color: var(--portal-primary-600);
}

.portal-news-card__meta span {
    padding: 4px 10px;
    background: var(--portal-neutral-100);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
}

.portal-news-card__company {
    background: linear-gradient(135deg, 
        rgba(37, 99, 235, 0.08) 0%, 
        rgba(59, 130, 246, 0.12) 100%) !important;
    color: var(--portal-primary-700) !important;
    font-weight: 600;
}

.portal-news-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.portal-news-card__tag {
    padding: 6px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--portal-neutral-100);
    color: var(--portal-ink-soft);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.portal-news-card__tag:hover {
    background: var(--portal-primary-100);
    color: var(--portal-primary-700);
}

.portal-news-card__body,
.portal-news-card__excerpt {
    color: var(--portal-ink-soft);
    line-height: 1.7;
    font-size: 0.95rem;
}

.portal-card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    color: var(--portal-primary-600);
    text-decoration: none;
    transition: all var(--transition-fast);
    margin-top: auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--portal-neutral-100);
}

.portal-card-link:hover {
    color: var(--portal-primary-700);
    gap: var(--spacing-md);
}

.portal-card-link .dashicons {
    transition: transform var(--transition-fast);
}

.portal-card-link:hover .dashicons {
    transform: translateX(4px);
}

/* =========================================
   Newsletter Section - Modern & Engaging
   ========================================= */
.portal-newsletter {
    margin: var(--spacing-3xl) auto;
    padding: var(--spacing-3xl);
    max-width: 900px;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.95) 0%, 
        rgba(249, 250, 251, 0.98) 100%);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--portal-neutral-200);
    box-shadow: var(--shadow-2xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.portal-newsletter::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
    animation: newsletterPulse 10s ease-in-out infinite;
}

@keyframes newsletterPulse {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(10px, 10px) scale(1.1); }
}

.portal-newsletter > * {
    position: relative;
    z-index: 1;
}

.portal-newsletter__title {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--portal-primary-600), var(--portal-primary-800));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portal-newsletter > p {
    color: var(--portal-ink-soft);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.portal-newsletter__form {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
    align-items: stretch;
}

.portal-newsletter__form input[type="text"],
.portal-newsletter__form input[type="email"] {
    flex: 1 1 220px;
    min-width: 200px;
    max-width: 300px;
    padding: 16px 24px;
    border-radius: var(--radius-full);
    border: 2px solid var(--portal-neutral-200);
    font-size: 1rem;
    background: #ffffff;
    transition: all var(--transition-fast);
}

.portal-newsletter__form input[type="text"]:focus,
.portal-newsletter__form input[type="email"]:focus {
    outline: none;
    border-color: var(--portal-primary-500);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.portal-newsletter__form button {
    padding: 16px 36px;
    border-radius: var(--radius-full);
    border: none;
    font-weight: 700;
    font-size: 1rem;
    background: linear-gradient(135deg, var(--portal-primary-600), var(--portal-primary-700));
    color: #ffffff;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg), 0 0 0 0 rgba(37, 99, 235, 0.5);
    position: relative;
    overflow: hidden;
}

.portal-newsletter__form button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.portal-newsletter__form button:hover::before {
    width: 300px;
    height: 300px;
}

.portal-newsletter__form button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl), 0 0 30px rgba(37, 99, 235, 0.4);
}

/* Flash Messages */
.portal-flash {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    border: 1px solid;
}

.portal-flash--success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.15));
    color: #065f46;
    border-color: rgba(16, 185, 129, 0.3);
}

.portal-flash--error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(220, 38, 38, 0.15));
    color: #991b1b;
    border-color: rgba(239, 68, 68, 0.3);
}

/* =========================================
   Info Panels & Site Information
   ========================================= */
.portal-columns {
    display: grid;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.portal-panel {
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    background: #ffffff;
    border: 1px solid var(--portal-neutral-200);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.portal-panel:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--portal-primary-200);
}

.portal-panel__title {
    margin: 0 0 var(--spacing-lg);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--portal-ink);
}

.portal-panel__meta {
    font-size: 0.95rem;
    color: var(--portal-muted);
    line-height: 1.7;
}

.portal-panel__link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    font-weight: 600;
    color: var(--portal-primary-600);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.portal-panel__link:hover {
    color: var(--portal-primary-700);
    gap: var(--spacing-md);
}

.portal-panel__link .dashicons {
    transition: transform var(--transition-fast);
}

.portal-panel__link:hover .dashicons {
    transform: translateX(3px);
}

/* Form Elements - Modern Design */
.portal-login-form label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--portal-ink-soft);
    margin-bottom: var(--spacing-sm);
}

.portal-login-form input[type="text"],
.portal-login-form input[type="password"] {
    width: 100%;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    border: 2px solid var(--portal-neutral-200);
    margin-bottom: var(--spacing-lg);
    font-size: 1rem;
    transition: all var(--transition-fast);
    background: #ffffff;
}

.portal-login-form input[type="text"]:focus,
.portal-login-form input[type="password"]:focus {
    outline: none;
    border-color: var(--portal-primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.portal-login-form input[type="submit"] {
    width: 100%;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    border: none;
    background: linear-gradient(135deg, var(--portal-primary-600), var(--portal-primary-700));
    color: #ffffff;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.portal-login-form input[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.portal-panel__meta {
    font-size: 0.9rem;
    color: var(--portal-muted);
    line-height: 1.7;
}

.portal-panel__link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    font-weight: 600;
    color: var(--portal-primary-600);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.portal-panel__link:hover {
    color: var(--portal-primary-700);
    gap: var(--spacing-md);
}

.portal-panel__link .dashicons {
    transition: transform var(--transition-fast);
}

.portal-panel__link:hover .dashicons {
    transform: translateX(3px);
}

/* =========================================
   CTA Footer Banner - Eye-catching
   ========================================= */
.portal-cta {
    margin: var(--spacing-3xl) 0 var(--spacing-2xl);
    padding: var(--spacing-3xl);
    border-radius: var(--radius-2xl);
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.08) 0%, 
        rgba(37, 99, 235, 0.12) 50%,
        rgba(29, 78, 216, 0.08) 100%);
    backdrop-filter: blur(10px);
    text-align: center;
    border: 1px solid rgba(59, 130, 246, 0.2);
    box-shadow: var(--shadow-xl), 0 0 60px rgba(37, 99, 235, 0.15);
    position: relative;
    overflow: hidden;
}

.portal-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
    animation: ctaFloat 15s ease-in-out infinite;
}

.portal-cta::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -20%;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
    animation: ctaFloat 18s ease-in-out infinite reverse;
}

@keyframes ctaFloat {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -15px); }
}

.portal-cta > * {
    position: relative;
    z-index: 1;
}

.portal-cta__title {
    margin-bottom: var(--spacing-lg);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--portal-ink);
}

.portal-cta__description {
    color: var(--portal-ink-soft);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* =========================================
   Responsive Design - Mobile Optimization
   ========================================= */
@media (max-width: 980px) {
    .portal-hero__inner {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .portal-hero__visual { 
        display: none; 
    }
    
    .portal-hero { 
        padding: var(--spacing-2xl) 0; 
    }
    
    .portal-news__grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        font-size: 15px;
    }
    
    .portal-hero {
        padding: 0 0 var(--spacing-xl) 0;
    }
    
    .portal-hero__inner {
        padding-top: var(--spacing-sm);
    }

    .portal-hero__title-badge {
        font-size: 0.7rem;
        padding: 5px 12px;
    }
    
    .portal-hero__title {
        font-size: clamp(1.75rem, 5vw, 2.25rem);
    }

    .portal-global-nav {
        padding: var(--spacing-md);
    }
    
    .portal-global-nav ul {
        gap: var(--spacing-sm);
    }

    .portal-ads {
        margin: var(--spacing-md) auto var(--spacing-xl) auto;
    }
    
    .portal-ad-card {
        padding: var(--spacing-xl);
    }

    .portal-newsletter {
        padding: var(--spacing-xl);
    }
    
    .portal-newsletter__form {
        flex-direction: column;
    }
    
    .portal-newsletter__form input[type="text"],
    .portal-newsletter__form input[type="email"] {
        max-width: 100%;
    }
    
    .portal-cta {
        padding: var(--spacing-xl);
    }
    
    .portal-columns {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .portal-hero__cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .portal-button {
        justify-content: center;
        width: 100%;
    }
    
    .portal-news-card {
        padding: var(--spacing-lg);
    }
    
    .portal-news-card__badge {
        position: static;
        margin-bottom: var(--spacing-sm);
        display: inline-block;
    }
}

/* Reduce Motion for Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .portal-button--primary {
        border: 2px solid currentColor;
    }
    
    .portal-news-card {
        border-width: 2px;
    }
}

/* Print Styles */
@media print {
    .portal-hero__visual,
    .portal-newsletter,
    .portal-cta,
    .portal-button {
        display: none !important;
    }
    
    .portal-news-card {
        break-inside: avoid;
    }
}

/* =========================================
   新規登録フロー: メールアドレス登録ページ
   ========================================= */
.portal-register-page {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 1) 0%,
        rgba(249, 250, 251, 1) 100%);
}

.portal-register-container {
    max-width: 1200px;
    margin: 0 auto;
}

/* ヒーローセクション（フォームファースト） */
.portal-register__hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    margin-bottom: var(--spacing-3xl);
    padding: var(--spacing-3xl);
    background: linear-gradient(135deg, 
        rgba(16, 185, 129, 0.03) 0%,
        rgba(5, 150, 105, 0.06) 100%);
    border-radius: var(--radius-2xl);
    border: 2px solid rgba(16, 185, 129, 0.15);
}

.portal-register__hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #10b981, #059669);
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.portal-register__hero-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--portal-ink);
    font-weight: 800;
}

.portal-register__hero-subtitle {
    font-size: 1.1rem;
    color: var(--portal-ink-soft);
    line-height: 1.7;
    margin: 0;
}

/* フォーム（ヒーロー内） */
.portal-register__form-hero {
    position: relative;
}

.portal-register__form-card--hero {
    background: #ffffff;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
    border: 2px solid var(--portal-primary-200);
    position: relative;
    z-index: 1;
}

.portal-register__form-card--hero::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--portal-primary-400), var(--portal-primary-600));
    border-radius: var(--radius-xl);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portal-register__form-card--hero:hover::before {
    opacity: 0.15;
}

.portal-register__privacy--hero {
    text-align: center;
    margin-top: var(--spacing-md);
    color: var(--portal-ink-muted);
}

.portal-register__privacy--hero a {
    color: var(--portal-primary-600);
    text-decoration: underline;
}

/* 導入ステップセクション */
.mpdp-landing-steps {
    padding: var(--spacing-3xl) 0;
    background: #eff6ff;
}

/* 導入ステップ - CTAボタン */
.portal-register__steps-cta {
    margin-top: var(--spacing-3xl);
    text-align: center;
}

.portal-register__steps-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 36px;
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--portal-primary-500) 0%, var(--portal-primary-600) 100%);
    border: none;
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
    cursor: pointer;
}

.portal-register__steps-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
    background: linear-gradient(135deg, var(--portal-primary-600) 0%, var(--portal-primary-700) 100%);
}

.portal-register__steps-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.2);
}

.portal-register__steps-button svg {
    transition: transform 0.3s ease;
}

.portal-register__steps-button:hover svg {
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .portal-register__steps-button {
        width: 100%;
        justify-content: center;
        padding: 16px 28px;
        font-size: 1rem;
    }
}

.mpdp-landing-steps .mpdp-landing-steps__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    margin-bottom: var(--spacing-3xl);
}

.mpdp-landing-steps__container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 24px;
}

.mpdp-landing-section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    text-align: center;
    margin: 0 0 var(--spacing-md);
    color: var(--portal-ink);
    line-height: 1.3;
}

.mpdp-landing-steps__lead {
    font-size: 1.1rem;
    text-align: center;
    color: var(--portal-ink-soft);
    margin: 0 auto var(--spacing-2xl);
    max-width: 800px;
    line-height: 1.7;
}

.mpdp-landing-steps__list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: var(--spacing-2xl);
    position: relative;
}

.mpdp-landing-steps__list::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 16.66%;
    right: 16.66%;
    height: 2px;
    background: linear-gradient(90deg, var(--portal-primary-500) 0%, var(--portal-primary-500) 100%);
    z-index: 0;
}

.mpdp-landing-steps__item {
    background: #ffffff;
    padding: 32px 24px;
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    text-align: center;
    position: relative;
    z-index: 1;
    border-top: 4px solid var(--portal-primary-500);
    transition: all 0.3s ease;
}

.mpdp-landing-steps__item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.mpdp-landing-steps__item:nth-child(1) {
    border-top-color: #10b981;
}

.mpdp-landing-steps__item:nth-child(2) {
    border-top-color: var(--portal-primary-500);
}

.mpdp-landing-steps__item:nth-child(3) {
    border-top-color: #f97316;
}

.mpdp-landing-steps__number {
    display: inline-block;
    padding: 8px 16px;
    background: var(--portal-primary-500);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 20px;
    margin-bottom: 16px;
}

.mpdp-landing-steps__item:nth-child(1) .mpdp-landing-steps__number {
    background: linear-gradient(135deg, #10b981, #059669);
}

.mpdp-landing-steps__item:nth-child(2) .mpdp-landing-steps__number {
    background: linear-gradient(135deg, var(--portal-primary-500), #1e40af);
}

.mpdp-landing-steps__item:nth-child(3) .mpdp-landing-steps__number {
    background: linear-gradient(135deg, #f97316, #ea580c);
}

.mpdp-landing-steps__title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--portal-ink);
    margin: 0 0 12px;
    line-height: 1.4;
}

.mpdp-landing-steps__content p {
    margin: 0;
    line-height: 1.7;
    color: var(--portal-ink-soft);
    font-size: 1rem;
}

.mpdp-landing-steps__summary {
    margin-top: var(--spacing-2xl);
    padding: 24px;
    background: #ffffff;
    border-radius: 8px;
    text-align: center;
}

.mpdp-landing-steps__summary p {
    margin: 0;
    font-size: 1.1rem;
    color: var(--portal-ink-soft);
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .mpdp-landing-steps__list {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .mpdp-landing-steps__list::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .mpdp-landing-steps {
        padding: var(--spacing-2xl) 0;
    }
    
    .mpdp-landing-steps__container {
        padding: 0 16px;
    }
    
    .mpdp-landing-steps__item {
        padding: 24px;
    }
    
    .mpdp-landing-section-title {
        font-size: 1.75rem;
    }
    
    .mpdp-landing-steps__lead {
        font-size: 1rem;
    }
}

/* 主要機能の紹介 */
.portal-register__features {
    margin-bottom: var(--spacing-3xl);
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.03) 0%,
        rgba(37, 99, 235, 0.05) 100%);
    border-radius: var(--radius-2xl);
    border: 2px solid rgba(59, 130, 246, 0.1);
}

.portal-register__features-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.portal-register__feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border-left: 4px solid var(--portal-primary-500);
    transition: all 0.3s ease;
}

.portal-register__feature-item:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border-left-color: var(--portal-primary-600);
}

.portal-register__feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: linear-gradient(135deg, var(--portal-primary-500), var(--portal-primary-600));
    color: #ffffff;
    border-radius: var(--radius-md);
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.portal-register__feature-icon svg {
    width: 24px;
    height: 24px;
}

.portal-register__feature-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--portal-ink);
    font-weight: 500;
    padding-top: 4px;
}

@media (max-width: 768px) {
    .portal-register__features {
        padding: var(--spacing-lg);
    }
    
    .portal-register__feature-item {
        padding: var(--spacing-md);
    }
    
    .portal-register__feature-icon {
        width: 40px;
        height: 40px;
        min-width: 40px;
    }
    
    .portal-register__feature-icon svg {
        width: 20px;
        height: 20px;
    }
    
    .portal-register__feature-text {
        font-size: 0.95rem;
    }
}

/* 信頼性バッジ */
.portal-register__trust-badges {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
    padding: var(--spacing-xl) 0;
}

.portal-register__trust-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--portal-neutral-200);
    transition: all 0.3s ease;
}

.portal-register__trust-badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.portal-register__trust-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: #ffffff;
    font-size: 1rem;
    border-radius: 50%;
    flex-shrink: 0;
}

.portal-register__trust-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--portal-ink);
}

/* セクション見出し */
.portal-register__section-heading {
    font-size: clamp(1.5rem, 3vw, 2rem);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--portal-ink);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.portal-register__section-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--portal-primary-600), var(--portal-primary-400));
    border-radius: 2px;
}

/* プラン比較表 */
.portal-register__comparison {
    margin-bottom: var(--spacing-3xl);
    padding: var(--spacing-2xl);
    background: #ffffff;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--portal-neutral-200);
}

.portal-register__comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-lg);
}

.portal-register__comparison-table thead {
    background: linear-gradient(135deg, 
        var(--portal-primary-50) 0%,
        var(--portal-primary-100) 100%);
}

.portal-register__comparison-table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: center;
    font-weight: 700;
    color: var(--portal-ink);
    border-bottom: 2px solid var(--portal-primary-200);
}

.portal-register__comparison-feature {
    text-align: left !important;
    font-weight: 600;
}

.portal-register__comparison-free {
    color: var(--portal-ink-soft);
}

.portal-register__comparison-paid {
    color: var(--portal-primary-700);
}

.portal-register__comparison-table tbody tr {
    border-bottom: 1px solid var(--portal-neutral-200);
    transition: background-color var(--transition-base);
}

.portal-register__comparison-table tbody tr:hover {
    background: var(--portal-neutral-50);
}

.portal-register__comparison-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: center;
    color: var(--portal-ink-soft);
}

.portal-register__comparison-table td:first-child {
    text-align: left;
    font-weight: 500;
    color: var(--portal-ink);
}

.portal-highlight {
    color: var(--portal-primary-700) !important;
    font-weight: 600;
}

.portal-register__comparison-price-label {
    font-weight: 700 !important;
    padding-top: var(--spacing-lg) !important;
}

.portal-register__comparison-price {
    font-size: 1.1rem;
    padding-top: var(--spacing-lg) !important;
}

.portal-register__comparison-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--portal-muted);
    font-style: italic;
    margin: 0;
}

/* メールアドレス登録フォーム */
.portal-register__form {
    margin-bottom: var(--spacing-3xl);
}

.portal-register__form-intro {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.portal-register__form-intro p {
    color: var(--portal-ink-soft);
    margin-bottom: var(--spacing-sm);
}

.portal-register__form-card {
    background: #ffffff;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--portal-neutral-200);
}

.portal-register__privacy {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--portal-neutral-200);
    text-align: center;
}

.portal-register__privacy p {
    margin: 0;
    color: var(--portal-muted);
}

/* フッター */
.portal-register__footer {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--portal-neutral-50);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-2xl);
}

.portal-register__footer p {
    margin: 0;
    color: var(--portal-ink-soft);
}

.portal-register__footer a {
    color: var(--portal-primary-600);
    text-decoration: underline;
    font-weight: 600;
}

.portal-register__footer a:hover {
    color: var(--portal-primary-700);
}

/* Responsive */
@media (max-width: 992px) {
    .portal-register__hero {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        padding: var(--spacing-2xl);
    }
    
    .portal-register__hero-content {
        text-align: center;
    }
    
    .portal-register__trust-badges {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .portal-register-page {
        padding: var(--spacing-xl) 0;
    }
    
    .portal-register-container {
        padding: 0 var(--spacing-md);
    }
    
    .portal-register__hero {
        padding: var(--spacing-lg);
    }
    
    .portal-register__hero-title {
        font-size: 1.8rem;
    }
    
    .portal-register__form-card--hero {
        padding: var(--spacing-lg);
    }
    
    .portal-register__trust-badges {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .portal-register__comparison {
        padding: var(--spacing-lg);
    }
    
    .portal-register__comparison-table {
        font-size: 0.85rem;
    }
    
    .portal-register__comparison-table th,
    .portal-register__comparison-table td {
        padding: var(--spacing-sm);
    }
    
    .portal-register__form-card {
        padding: var(--spacing-lg);
    }
}

/* =========================================
   新規登録フロー: アンケートページ
   ========================================= */
.portal-survey-page {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 1) 0%,
        rgba(249, 250, 251, 1) 100%);
}

.portal-survey-container {
    max-width: 900px;
    margin: 0 auto;
}

/* お礼セクション */
.portal-survey__thanks {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, 
        rgba(16, 185, 129, 0.05) 0%,
        rgba(5, 150, 105, 0.08) 100%);
    border-radius: var(--radius-2xl);
    border: 2px solid rgba(16, 185, 129, 0.2);
}

.portal-survey__thanks-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: #ffffff;
    font-size: 2rem;
    border-radius: 50%;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.portal-survey__thanks-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-lg);
    color: var(--portal-ink);
}

.portal-survey__thanks-text {
    font-size: 1.05rem;
    color: var(--portal-ink-soft);
    line-height: 1.7;
}

/* セクション見出し */
.portal-survey__section-heading {
    font-size: clamp(1.5rem, 3vw, 2rem);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--portal-ink);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.portal-survey__section-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--portal-primary-600), var(--portal-primary-400));
    border-radius: 2px;
}

/* プラン比較表 */
.portal-survey__comparison {
    margin-bottom: var(--spacing-3xl);
    padding: var(--spacing-2xl);
    background: #ffffff;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--portal-neutral-200);
}

.portal-survey__comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-lg);
}

.portal-survey__comparison-table thead {
    background: linear-gradient(135deg, 
        var(--portal-primary-50) 0%,
        var(--portal-primary-100) 100%);
}

.portal-survey__comparison-table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: center;
    font-weight: 700;
    color: var(--portal-ink);
    border-bottom: 2px solid var(--portal-primary-200);
}

.portal-survey__comparison-feature {
    text-align: left !important;
    font-weight: 600;
}

.portal-survey__comparison-free {
    color: var(--portal-ink-soft);
}

.portal-survey__comparison-paid {
    color: var(--portal-primary-700);
}

.portal-survey__comparison-table tbody tr {
    border-bottom: 1px solid var(--portal-neutral-200);
    transition: background-color var(--transition-base);
}

.portal-survey__comparison-table tbody tr:hover {
    background: var(--portal-neutral-50);
}

.portal-survey__comparison-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: center;
    color: var(--portal-ink-soft);
}

.portal-survey__comparison-table td:first-child {
    text-align: left;
    font-weight: 500;
    color: var(--portal-ink);
}

.portal-highlight {
    color: var(--portal-primary-700) !important;
    font-weight: 600;
}

.portal-survey__comparison-price-label {
    font-weight: 700 !important;
    padding-top: var(--spacing-lg) !important;
}

.portal-survey__comparison-price {
    font-size: 1.1rem;
    padding-top: var(--spacing-lg) !important;
}

.portal-survey__comparison-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--portal-muted);
    font-style: italic;
    margin: 0;
}

/* アンケートフォーム */
.portal-survey__form {
    margin-bottom: var(--spacing-3xl);
}

.portal-survey__form-intro {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.portal-survey__form-intro p {
    color: var(--portal-ink-soft);
    margin-bottom: var(--spacing-sm);
}

.portal-survey__form-required-note {
    font-size: 0.9rem;
    color: var(--portal-muted);
}

.portal-survey__form-required-note {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

/* フォーム項目ガイド */
.portal-survey__form-items-guide {
    background: rgba(16, 185, 129, 0.05);
    border-left: 4px solid var(--color-accent);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    border-radius: var(--border-radius);
}

.portal-survey__form-items-guide h3 {
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.portal-survey__form-guide-section {
    margin-bottom: var(--spacing-lg);
}

.portal-survey__form-guide-section:last-child {
    margin-bottom: 0;
}

.portal-survey__form-guide-section h4 {
    font-size: 1.1rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.portal-survey__form-guide-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.portal-survey__form-guide-section li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    line-height: 1.6;
    color: var(--color-text-secondary);
}

.portal-survey__form-guide-section li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.portal-survey__form-guide-section li strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

.portal-required-mark {
    color: #dc2626;
    font-weight: 700;
}

.portal-survey__form-card {
    background: #ffffff;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--portal-neutral-200);
}

.portal-terms-box {
    background: var(--portal-neutral-50);
    border: 1px solid var(--portal-neutral-200);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.portal-terms-box h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--portal-ink);
}

.portal-terms-box__scroll {
    background: #ffffff;
    border: 1px solid var(--portal-neutral-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    max-height: 320px;
    height: 320px;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

.portal-terms-box__scroll::-webkit-scrollbar {
    width: 8px;
}

.portal-terms-box__scroll::-webkit-scrollbar-track {
    background: var(--portal-neutral-100);
    border-radius: var(--radius-lg);
}

.portal-terms-box__scroll::-webkit-scrollbar-thumb {
    background: var(--portal-neutral-400);
    border-radius: var(--radius-lg);
}

.portal-terms-box__scroll::-webkit-scrollbar-thumb:hover {
    background: var(--portal-neutral-500);
}

.portal-terms-box__scroll {
    scrollbar-color: var(--portal-neutral-400) var(--portal-neutral-100);
    scrollbar-width: thin;
}

/* フッター */
.portal-survey__footer {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--portal-neutral-50);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-2xl);
}

.portal-survey__footer p {
    margin: 0;
    color: var(--portal-ink-soft);
}

.portal-survey__footer a {
    color: var(--portal-primary-600);
    text-decoration: underline;
    font-weight: 600;
}

.portal-survey__footer a:hover {
    color: var(--portal-primary-700);
}

/* Responsive */
@media (max-width: 768px) {
    .portal-survey-page {
        padding: var(--spacing-xl) 0;
    }
    
    .portal-survey-container {
        padding: 0 var(--spacing-md);
    }
    
    .portal-survey__thanks {
        padding: var(--spacing-lg);
    }
    
    .portal-survey__comparison {
        padding: var(--spacing-lg);
    }
    
    .portal-survey__comparison-table {
        font-size: 0.85rem;
    }
    
    .portal-survey__comparison-table th,
    .portal-survey__comparison-table td {
        padding: var(--spacing-sm);
    }
    
    .portal-survey__form-card {
        padding: var(--spacing-lg);
    }

    .portal-terms-box {
        padding: var(--spacing-lg);
    }

    .portal-terms-box__scroll {
        max-height: 240px;
        height: 240px;
    }
}

/* =========================================
   検索結果ページ
   ========================================= */
.search .site-content,
.search .ast-container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
}

.search .site-main {
    width: 100%;
}

/* 検索結果のタイトル */
.search .page-title,
.search .entry-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--portal-ink);
}

/* 検索結果の記事リスト */
.search .ast-row,
.search .ast-grid-common-col {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

/* 検索結果のカード */
.search article {
    background: #ffffff;
    border: 1px solid var(--portal-neutral-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.search article:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--portal-primary-300);
}

.search .entry-header {
    margin-bottom: var(--spacing-md);
}

.search .entry-title a {
    color: var(--portal-ink);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.5rem;
    transition: color var(--transition-fast);
}

.search .entry-title a:hover {
    color: var(--portal-primary-600);
}

.search .entry-content,
.search .entry-summary {
    color: var(--portal-ink-soft);
    line-height: 1.7;
}

/* 検索フォーム */
.search-form {
    max-width: 600px;
    margin: var(--spacing-xl) auto;
}

.search-form input[type="search"] {
    width: 100%;
    padding: 12px 20px;
    border: 2px solid var(--portal-neutral-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.search-form input[type="search"]:focus {
    outline: none;
    border-color: var(--portal-primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}