/* ===================================
   GC數位科技 - 主要樣式
   色彩：深藍 #1a2744, 鋼藍 #2d5be3, 亮藍 #4f8cff
   =================================== */

/* === Reset & Variables === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --navy: #1a2744;
    --navy-light: #243357;
    --blue: #2d5be3;
    --blue-light: #4f8cff;
    --blue-pale: #e8f0fe;
    --steel: #1e3a5f;
    --gold: #c9a227;
    --text-dark: #0f1f3d;
    --text-mid: #3a4a6b;
    --text-light: #6b7da8;
    --white: #ffffff;
    --bg-light: #f8faff;
    --bg-section: #f0f4ff;
    --border: #dde6f5;
    --gradient: linear-gradient(135deg, #1a2744 0%, #2d5be3 50%, #4f8cff 100%);
    --gradient-dark: linear-gradient(135deg, #0d1530 0%, #1a2744 100%);
    --shadow-sm: 0 2px 8px rgba(45, 91, 227, 0.08);
    --shadow-md: 0 8px 32px rgba(45, 91, 227, 0.12);
    --shadow-lg: 0 20px 60px rgba(26, 39, 68, 0.2);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Noto Sans TC', 'Inter', sans-serif;
    color: var(--text-dark);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* === Utilities === */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === Buttons === */
.btn-primary {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--gradient);
    color: var(--white);
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(45, 91, 227, 0.3);
    border: none; cursor: pointer;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(45, 91, 227, 0.45);
}
.btn-secondary {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,0.12);
    color: var(--white);
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1.5px solid rgba(255,255,255,0.4);
    transition: var(--transition);
    backdrop-filter: blur(10px);
}
.btn-secondary:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}
.btn-outline {
    display: inline-flex; align-items: center; gap: 8px;
    background: transparent;
    color: var(--blue);
    padding: 13px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid var(--blue);
    transition: var(--transition);
}
.btn-outline:hover {
    background: var(--blue);
    color: var(--white);
    transform: translateY(-2px);
}
.btn-ghost {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    border: 2px solid rgba(255,255,255,0.5);
    transition: var(--transition);
}
.btn-ghost:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }
.btn-lg { padding: 18px 40px; font-size: 1.05rem; }

/* === Section Headers === */
.section-tag {
    display: inline-block;
    background: var(--blue-pale);
    color: var(--blue);
    padding: 4px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}
.section-header { text-align: center; margin-bottom: 60px; }
.section-title {
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 16px;
    line-height: 1.25;
}
.section-desc { font-size: 1.05rem; color: var(--text-light); max-width: 600px; margin: 0 auto; }

/* ========================
   NAVBAR
   ======================== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: transparent;
    transition: var(--transition);
    padding: 16px 0;
}
.navbar.scrolled {
    background: rgba(10, 15, 35, 0.95);
    backdrop-filter: blur(20px);
    padding: 10px 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.nav-container {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
    display: flex; align-items: center; gap: 16px;
}
.logo-img {
    width: 84px; height: 84px; object-fit: contain;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-cn {
    font-size: 1.1rem; font-weight: 800;
    color: var(--white);
    letter-spacing: 2px;
}
.logo-en {
    font-size: 0.6rem; font-weight: 500;
    color: rgba(255,255,255,0.6);
    letter-spacing: 1px;
}
.nav-menu {
    display: flex; align-items: center; gap: 8px;
}
.nav-link {
    color: rgba(255,255,255,0.85);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
    color: var(--white);
    background: rgba(255,255,255,0.1);
}
.nav-btn {
    background: var(--gradient);
    color: var(--white) !important;
    padding: 10px 22px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(45, 91, 227, 0.35);
}
.nav-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(45, 91, 227, 0.5);
}
.hamburger {
    display: none;
    flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
    display: block; width: 24px; height: 2px;
    background: var(--white); border-radius: 2px;
    transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========================
   HERO
   ======================== */
.hero {
    min-height: 100vh;
    background: var(--gradient-dark);
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
    padding: 120px 24px 80px;
}
.hero-bg {
    position: absolute; inset: 0;
    pointer-events: none;
}
.hero-grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(45,91,227,0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45,91,227,0.08) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}
@keyframes gridMove {
    0% { transform: translateY(0); }
    100% { transform: translateY(60px); }
}
.hero-particles { position: absolute; inset: 0; }
.particle {
    position: absolute;
    border-radius: 50%;
    background: rgba(79, 140, 255, 0.4);
    animation: float linear infinite;
}
@keyframes float {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100px) scale(1); opacity: 0; }
}
.hero-content {
    position: relative; z-index: 1;
    text-align: center; max-width: 900px; margin: 0 auto;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(79, 140, 255, 0.15);
    border: 1px solid rgba(79, 140, 255, 0.35);
    color: var(--blue-light);
    padding: 8px 20px; border-radius: 50px;
    font-size: 0.9rem; font-weight: 600;
    margin-bottom: 28px;
    backdrop-filter: blur(10px);
}
.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1px;
}
.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255,255,255,0.75);
    margin-bottom: 40px;
    line-height: 1.8;
}
.hero-actions {
    display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
    margin-bottom: 60px;
}
.hero-stats {
    display: flex; align-items: center; justify-content: center;
    gap: 32px; flex-wrap: wrap;
    padding: 28px 40px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}
.stat-item {
    text-align: center;
    display: flex; flex-direction: column;
}
.stat-item > span:first-child {
    font-size: 2.2rem; font-weight: 800;
    color: var(--white);
    line-height: 1;
}
.stat-item > span:nth-child(2) {
    font-size: 2.2rem; font-weight: 800;
    color: var(--blue-light);
    line-height: 1;
}
.stat-num { font-size: 2.2rem !important; font-weight: 800; color: var(--white); }
.stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.6); margin-top: 4px; font-weight: 500; }
.stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.15); }
.hero-scroll {
    position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    color: rgba(255,255,255,0.5); font-size: 0.8rem;
    animation: bounce 2s infinite;
}
@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ========================
   SERVICES OVERVIEW
   ======================== */
.services-overview { background: var(--bg-light); }
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}
.service-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    position: relative;
    transition: var(--transition);
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-card:hover::before { transform: scaleX(1); }
.service-card.featured {
    background: var(--gradient-dark);
    border-color: var(--blue);
    color: var(--white);
}
.service-card.featured::before { transform: scaleX(1); }
.service-card.featured p { color: rgba(255,255,255,0.75); }
.service-card.featured h3 { color: var(--white); }
.featured-badge {
    position: absolute; top: 20px; right: 20px;
    background: var(--gold);
    color: var(--white);
    padding: 4px 12px; border-radius: 50px;
    font-size: 0.75rem; font-weight: 700;
}
.service-icon-wrap {
    width: 64px; height: 64px;
    background: var(--blue-pale);
    border-radius: var(--radius);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 20px;
    font-size: 1.6rem; color: var(--blue);
}
.service-card.featured .service-icon-wrap {
    background: rgba(79,140,255,0.15);
    color: var(--blue-light);
}
.service-card h3 {
    font-size: 1.2rem; font-weight: 700;
    color: var(--navy); margin-bottom: 12px;
}
.service-card p { font-size: 0.92rem; color: var(--text-light); margin-bottom: 20px; line-height: 1.7; }
.service-tags {
    display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px;
}
.service-tags li {
    background: var(--bg-section);
    color: var(--text-mid);
    padding: 4px 12px; border-radius: 50px;
    font-size: 0.78rem; font-weight: 500;
}
.service-card.featured .service-tags li {
    background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.8);
}
.service-link {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--blue); font-weight: 600; font-size: 0.9rem;
    transition: var(--transition);
}
.service-card.featured .service-link { color: var(--blue-light); }
.service-link:hover { gap: 10px; }
.services-cta { text-align: center; }

/* ========================
   TECH STACK
   ======================== */
.tech-stack { background: var(--white); }
.tech-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}
.tech-category {
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
}
.tech-category h4 {
    display: flex; align-items: center; gap: 10px;
    font-size: 1rem; font-weight: 700;
    color: var(--navy); margin-bottom: 16px;
}
.tech-category h4 i { color: var(--blue); }
.tech-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.tech-badges span {
    background: var(--white);
    border: 1px solid var(--border);
    color: var(--text-mid);
    padding: 6px 14px; border-radius: 8px;
    font-size: 0.82rem; font-weight: 500;
    transition: var(--transition);
}
.tech-badges span:hover {
    border-color: var(--blue);
    color: var(--blue);
    background: var(--blue-pale);
}

/* ========================
   PROCESS
   ======================== */
.process-section { background: var(--bg-section); }
.process-steps {
    display: flex; align-items: center; justify-content: center;
    gap: 16px; flex-wrap: wrap;
}
.process-step {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 24px;
    text-align: center;
    flex: 1; min-width: 200px; max-width: 240px;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.process-step:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.step-number {
    font-size: 3rem; font-weight: 900;
    color: var(--blue-pale);
    position: absolute; top: 16px; right: 20px;
    line-height: 1; user-select: none;
}
.step-icon {
    width: 60px; height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.4rem; color: var(--white);
    position: relative; z-index: 1;
}
.process-step h3 { font-size: 1.05rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.process-step p { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; }
.process-arrow {
    font-size: 1.2rem; color: var(--blue-light);
    flex-shrink: 0;
}

/* ========================
   BLOG PREVIEW
   ======================== */
.blog-preview { background: var(--bg-light); }
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
    min-height: 200px;
}
.blog-loading {
    grid-column: 1/-1;
    text-align: center; padding: 60px 20px;
    color: var(--text-light); font-size: 1rem;
}
.blog-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex; flex-direction: column;
}
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.blog-card-img {
    width: 100%; height: 200px; object-fit: cover;
    background: var(--gradient-dark);
    display: flex; align-items: center; justify-content: center;
    font-size: 3rem; color: rgba(255,255,255,0.3);
}
.blog-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.blog-cat {
    display: inline-block;
    background: var(--blue-pale);
    color: var(--blue);
    padding: 4px 12px; border-radius: 50px;
    font-size: 0.75rem; font-weight: 600;
    margin-bottom: 12px;
}
.blog-card h3 {
    font-size: 1.05rem; font-weight: 700;
    color: var(--navy); margin-bottom: 10px; line-height: 1.45;
}
.blog-card p {
    font-size: 0.88rem; color: var(--text-light);
    line-height: 1.6; flex: 1; margin-bottom: 16px;
}
.blog-meta {
    display: flex; justify-content: space-between; align-items: center;
    font-size: 0.8rem; color: var(--text-light);
    padding-top: 16px; border-top: 1px solid var(--border);
}
.blog-meta .read-more {
    color: var(--blue); font-weight: 600;
    display: flex; align-items: center; gap: 4px;
    transition: var(--transition);
}
.blog-meta .read-more:hover { gap: 8px; }
.blog-cta { text-align: center; }

/* ========================
   WHY US
   ======================== */
.why-us { background: var(--white); }
.why-us-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.why-us-left .section-header { text-align: left; margin-bottom: 24px; }
.why-us-left > p { color: var(--text-light); margin-bottom: 32px; font-size: 1rem; }
.why-features { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.why-feature {
    display: flex; gap: 16px; align-items: flex-start;
}
.why-feature > i {
    font-size: 1.3rem; color: var(--blue);
    margin-top: 2px; flex-shrink: 0;
}
.why-feature strong { display: block; font-size: 0.95rem; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.why-feature p { font-size: 0.88rem; color: var(--text-light); margin: 0; }
.why-visual {
    position: relative;
    width: 100%; height: 400px;
    display: flex; align-items: center; justify-content: center;
}
.why-center-logo {
    position: absolute;
    width: 120px; height: 120px;
    background: var(--white);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 40px rgba(45,91,227,0.2);
    z-index: 2;
}
.why-center-logo img { width: 80px; height: 80px; object-fit: contain; }
.why-card {
    position: absolute;
    background: var(--white);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    display: flex; align-items: center; gap: 10px;
    font-size: 0.88rem; font-weight: 600;
    color: var(--navy);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    white-space: nowrap;
}
.why-card i { font-size: 1.2rem; color: var(--blue); }
.why-card:hover { transform: scale(1.05); box-shadow: var(--shadow-md); }
.wc-1 { top: 30px; left: 20px; }
.wc-2 { top: 30px; right: 20px; }
.wc-3 { bottom: 30px; left: 20px; }
.wc-4 { bottom: 30px; right: 20px; }

/* ========================
   TESTIMONIALS
   ======================== */
.testimonials { background: var(--bg-section); }
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.testimonial-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.testimonial-stars { color: #f59e0b; margin-bottom: 16px; font-size: 0.95rem; }
.testimonial-card > p {
    font-size: 0.92rem; color: var(--text-mid);
    line-height: 1.75; margin-bottom: 24px;
    font-style: italic;
}
.testimonial-author {
    display: flex; align-items: center; gap: 14px;
}
.author-avatar {
    width: 44px; height: 44px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; font-weight: 800; color: var(--white);
    flex-shrink: 0;
}
.testimonial-author strong { display: block; font-size: 0.9rem; font-weight: 700; color: var(--navy); }
.testimonial-author span { font-size: 0.8rem; color: var(--text-light); }

/* ========================
   CTA SECTION
   ======================== */
.cta-section {
    background: var(--gradient-dark);
    padding: 100px 0;
    position: relative; overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(45,91,227,0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45,91,227,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
}
.cta-inner {
    position: relative; text-align: center;
}
.cta-inner h2 {
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    font-weight: 800; color: var(--white);
    margin-bottom: 16px;
}
.cta-inner p { color: rgba(255,255,255,0.7); font-size: 1.1rem; margin-bottom: 40px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ========================
   FOOTER
   ======================== */
.footer {
    background: #080e20;
    padding: 80px 0 0;
    color: rgba(255,255,255,0.7);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 60px;
}
.footer-brand {
    display: flex; flex-direction: column; gap: 20px;
}
.footer-brand-head {
    display: flex; align-items: center; gap: 16px;
}
.footer-logo {
    width: 76px; height: 76px; object-fit: contain;
}
.footer-logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.footer-logo-text span { font-size: 1.25rem; font-weight: 800; color: var(--white); letter-spacing: 2px; }
.footer-logo-text small { font-size: 0.6rem; color: rgba(255,255,255,0.45); letter-spacing: 1.2px; margin-top: 2px; }
.footer-brand p { font-size: 0.88rem; color: rgba(255,255,255,0.55); line-height: 1.7; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 36px; height: 36px;
    background: rgba(255,255,255,0.08);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: var(--transition);
}
.footer-social a:hover { background: var(--blue); color: var(--white); }
.footer-links h4 { font-size: 0.95rem; font-weight: 700; color: var(--white); margin-bottom: 16px; }
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.88rem; color: rgba(255,255,255,0.55); transition: var(--transition); }
.footer-links a:hover { color: var(--blue-light); padding-left: 4px; }
.footer-contact h4 { font-size: 0.95rem; font-weight: 700; color: var(--white); margin-bottom: 16px; }
.contact-info { display: flex; flex-direction: column; gap: 12px; }
.contact-info p {
    display: flex; align-items: center; gap: 10px;
    font-size: 0.86rem; color: rgba(255,255,255,0.55);
}
.contact-info i { color: var(--blue-light); width: 16px; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 24px 0;
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 0.82rem; color: rgba(255,255,255,0.35); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: 0.82rem; color: rgba(255,255,255,0.35); transition: var(--transition); }
.footer-bottom-links a:hover { color: var(--blue-light); }

/* ========================
   PAGE HERO (for inner pages)
   ======================== */
.page-hero {
    background: var(--gradient-dark);
    padding: 160px 0 80px;
    text-align: center;
    position: relative; overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(45,91,227,0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45,91,227,0.1) 1px, transparent 1px);
    background-size: 60px 60px;
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 900; color: var(--white);
    margin-bottom: 16px;
}
.page-hero p { font-size: 1.1rem; color: rgba(255,255,255,0.7); max-width: 600px; margin: 0 auto; }
.breadcrumb {
    display: flex; align-items: center; gap: 8px; justify-content: center;
    margin-bottom: 24px; font-size: 0.85rem;
}
.breadcrumb a { color: rgba(255,255,255,0.5); transition: var(--transition); }
.breadcrumb a:hover { color: var(--blue-light); }
.breadcrumb span { color: rgba(255,255,255,0.3); }
.breadcrumb strong { color: rgba(255,255,255,0.85); }

/* ========================
   SERVICES PAGE
   ======================== */
.services-page { padding: 80px 0; }
.service-section {
    margin-bottom: 80px; padding-bottom: 80px;
    border-bottom: 1px solid var(--border);
}
.service-section:last-child { border-bottom: none; }
.service-section-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.service-section-inner.reverse { direction: rtl; }
.service-section-inner.reverse > * { direction: ltr; }
.service-detail-icon {
    width: 80px; height: 80px;
    background: var(--gradient);
    border-radius: var(--radius-lg);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem; color: var(--white);
    margin-bottom: 24px;
}
.service-detail h2 {
    font-size: 1.8rem; font-weight: 800;
    color: var(--navy); margin-bottom: 16px;
}
.service-detail p { color: var(--text-light); margin-bottom: 28px; line-height: 1.8; font-size: 0.95rem; }
.service-feature-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.service-feature-list li {
    display: flex; align-items: center; gap: 12px;
    font-size: 0.9rem; color: var(--text-mid);
}
.service-feature-list li::before {
    content: '';
    width: 8px; height: 8px;
    background: var(--blue);
    border-radius: 50%; flex-shrink: 0;
}
.service-visual {
    background: var(--gradient-dark);
    border-radius: var(--radius-lg);
    padding: 40px;
    position: relative; overflow: hidden;
}
.service-visual-content { position: relative; z-index: 1; }
.service-visual-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.sv-item {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    padding: 16px;
    text-align: center;
    color: rgba(255,255,255,0.8);
    font-size: 0.82rem;
    font-weight: 500;
}
.sv-item i { display: block; font-size: 1.6rem; margin-bottom: 8px; color: var(--blue-light); }

/* ========================
   BLOG PAGE
   ======================== */
.blog-page { padding: 80px 0; }
.blog-controls {
    display: flex; gap: 16px; align-items: center;
    flex-wrap: wrap; margin-bottom: 48px;
}
.blog-search {
    flex: 1; min-width: 250px;
    position: relative;
}
.blog-search input {
    width: 100%; padding: 12px 16px 12px 44px;
    border: 1.5px solid var(--border);
    border-radius: 50px; font-size: 0.9rem;
    outline: none; transition: var(--transition);
    font-family: inherit;
}
.blog-search input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(45,91,227,0.1); }
.blog-search i {
    position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
    color: var(--text-light);
}
.blog-filters { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-btn {
    padding: 8px 18px;
    border: 1.5px solid var(--border);
    border-radius: 50px;
    background: transparent;
    font-size: 0.84rem; font-weight: 600;
    color: var(--text-mid);
    cursor: pointer; transition: var(--transition);
    font-family: inherit;
}
.filter-btn:hover, .filter-btn.active {
    border-color: var(--blue);
    background: var(--blue);
    color: var(--white);
}
.blog-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 28px;
    min-height: 300px;
}
.blog-empty {
    grid-column: 1/-1;
    text-align: center; padding: 80px 20px;
    color: var(--text-light);
}
.blog-empty i { font-size: 3rem; margin-bottom: 16px; display: block; }
.pagination {
    display: flex; justify-content: center; align-items: center;
    gap: 8px; margin-top: 60px;
}
.page-btn {
    width: 40px; height: 40px;
    border: 1.5px solid var(--border);
    border-radius: 8px;
    background: var(--white);
    color: var(--text-mid);
    font-size: 0.9rem; font-weight: 600;
    cursor: pointer; transition: var(--transition);
    display: flex; align-items: center; justify-content: center;
    font-family: inherit;
}
.page-btn:hover, .page-btn.active {
    border-color: var(--blue);
    background: var(--blue); color: var(--white);
}

/* ========================
   BLOG POST PAGE
   ======================== */
.blog-post-page { padding: 80px 0; }
.blog-post-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 48px;
    align-items: flex-start;
}
.post-content {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px;
}
.post-header { margin-bottom: 40px; }
.post-category {
    display: inline-block;
    background: var(--blue-pale);
    color: var(--blue);
    padding: 6px 16px; border-radius: 50px;
    font-size: 0.82rem; font-weight: 600;
    margin-bottom: 20px;
}
.post-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800; color: var(--navy);
    line-height: 1.3; margin-bottom: 20px;
}
.post-meta {
    display: flex; align-items: center; gap: 20px;
    flex-wrap: wrap; padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem; color: var(--text-light);
}
.post-meta span { display: flex; align-items: center; gap: 6px; }
.post-cover {
    width: 100%; height: 400px; object-fit: cover;
    border-radius: var(--radius-lg); margin-bottom: 40px;
    background: var(--gradient-dark);
    display: flex; align-items: center; justify-content: center;
    font-size: 4rem; color: rgba(255,255,255,0.2);
}
.post-body {
    font-size: 0.98rem; line-height: 1.9; color: var(--text-mid);
}
.post-body h2 { font-size: 1.5rem; font-weight: 800; color: var(--navy); margin: 36px 0 16px; }
.post-body h3 { font-size: 1.2rem; font-weight: 700; color: var(--navy); margin: 28px 0 12px; }
.post-body p { margin-bottom: 20px; }
.post-body code {
    background: var(--bg-section);
    padding: 2px 8px; border-radius: 4px;
    font-size: 0.88em; color: var(--blue); font-family: monospace;
}
.post-body pre {
    background: var(--navy);
    border-radius: var(--radius);
    padding: 24px; margin: 24px 0;
    overflow-x: auto;
}
.post-body pre code {
    background: none; color: #a9d1ff; font-size: 0.9rem; padding: 0;
}
.post-body ul, .post-body ol { padding-left: 24px; margin-bottom: 20px; }
.post-body li { margin-bottom: 8px; }
.post-body blockquote {
    border-left: 4px solid var(--blue);
    padding: 16px 24px; margin: 24px 0;
    background: var(--blue-pale);
    border-radius: 0 var(--radius) var(--radius) 0;
    font-style: italic; color: var(--text-mid);
}
.post-tags { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border); }
.post-tags span { font-size: 0.85rem; color: var(--text-light); margin-right: 8px; }
.post-tags a {
    display: inline-block;
    background: var(--bg-section); color: var(--text-mid);
    padding: 4px 12px; border-radius: 50px;
    font-size: 0.8rem; font-weight: 500;
    margin: 4px; transition: var(--transition);
}
.post-tags a:hover { background: var(--blue); color: var(--white); }
/* Sidebar */
.post-sidebar { position: sticky; top: 100px; }
.sidebar-widget {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}
.sidebar-widget h3 {
    font-size: 0.95rem; font-weight: 700;
    color: var(--navy); margin-bottom: 16px;
    padding-bottom: 12px; border-bottom: 2px solid var(--blue-pale);
}
.toc-list { display: flex; flex-direction: column; gap: 8px; }
.toc-list a {
    font-size: 0.85rem; color: var(--text-light);
    padding: 4px 0; border-left: 2px solid transparent;
    padding-left: 12px; transition: var(--transition);
}
.toc-list a:hover, .toc-list a.active {
    color: var(--blue); border-color: var(--blue);
}
.related-post {
    display: flex; gap: 12px; align-items: flex-start;
    padding: 12px 0; border-bottom: 1px solid var(--border);
}
.related-post:last-child { border-bottom: none; }
.related-post-thumb {
    width: 60px; height: 60px;
    background: var(--gradient-dark);
    border-radius: 8px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; color: rgba(255,255,255,0.3);
}
.related-post-info h4 {
    font-size: 0.85rem; font-weight: 600; color: var(--navy);
    margin-bottom: 4px; line-height: 1.4;
}
.related-post-info span { font-size: 0.77rem; color: var(--text-light); }

/* ========================
   CONTACT PAGE
   ======================== */
.contact-page { padding: 80px 0; }
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 60px;
    align-items: flex-start;
}
.contact-info-panel h2 {
    font-size: 1.8rem; font-weight: 800;
    color: var(--navy); margin-bottom: 16px;
}
.contact-info-panel p { color: var(--text-light); line-height: 1.8; margin-bottom: 36px; }
.contact-methods { display: flex; flex-direction: column; gap: 16px; margin-bottom: 40px; }
.contact-method {
    display: flex; gap: 16px; align-items: flex-start;
    padding: 20px;
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}
.contact-method:hover { border-color: var(--blue); transform: translateX(4px); }
.cm-icon {
    width: 44px; height: 44px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; color: var(--white); flex-shrink: 0;
}
.cm-info strong { display: block; font-size: 0.9rem; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.cm-info span { font-size: 0.85rem; color: var(--text-light); }
.contact-form-panel {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px;
}
.contact-form-panel h2 {
    font-size: 1.5rem; font-weight: 800;
    color: var(--navy); margin-bottom: 8px;
}
.contact-form-panel > p { color: var(--text-light); font-size: 0.9rem; margin-bottom: 32px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block; font-size: 0.85rem; font-weight: 600;
    color: var(--text-mid); margin-bottom: 8px;
}
.form-group label span { color: #e53e3e; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    font-size: 0.9rem;
    font-family: inherit;
    color: var(--text-dark);
    background: var(--bg-light);
    outline: none; transition: var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(45,91,227,0.1);
    background: var(--white);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group select { appearance: none; cursor: pointer; }
.form-submit {
    display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
    margin-top: 8px;
}
.form-note { font-size: 0.82rem; color: var(--text-light); }
.form-success {
    display: none;
    background: #d4edda;
    border: 1px solid #c3e6cb;
    border-radius: var(--radius);
    padding: 20px 24px;
    color: #155724;
    margin-top: 20px;
    align-items: center; gap: 12px;
}
.form-success.show { display: flex; }
.form-error {
    display: none;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: var(--radius);
    padding: 16px 20px;
    color: #721c24;
    margin-top: 20px;
    font-size: 0.88rem;
}
.form-error.show { display: block; }

/* ========================
   ADMIN BLOG (new post)
   ======================== */
.admin-notice {
    background: var(--navy);
    color: var(--white);
    text-align: center;
    padding: 12px;
    font-size: 0.85rem;
}
.admin-panel {
    position: fixed; bottom: 24px; right: 24px;
    z-index: 999;
}
.admin-toggle {
    width: 56px; height: 56px;
    background: var(--gradient);
    border-radius: 50%; border: none;
    color: var(--white); font-size: 1.3rem;
    cursor: pointer; box-shadow: var(--shadow-md);
    transition: var(--transition);
}
.admin-toggle:hover { transform: scale(1.1); }

/* ========================
   RESPONSIVE
   ======================== */
@media (max-width: 1024px) {
    .why-us-inner { grid-template-columns: 1fr; gap: 40px; }
    .why-visual { height: 280px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .blog-post-layout { grid-template-columns: 1fr; }
    .post-sidebar { position: static; }
    .service-section-inner { grid-template-columns: 1fr; }
    .service-section-inner.reverse { direction: ltr; }
    .contact-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .section { padding: 60px 0; }

    /* === 手機版選單 === */
    .nav-menu {
        display: none;  /* 預設隱藏，改用 display 而非 transform 避免破版 */
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(8, 14, 32, 0.97);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 80px 32px 48px;
        gap: 4px;
        opacity: 0;
        pointer-events: none;
        z-index: 999;
        transition: opacity 0.3s ease;
    }
    .nav-menu.open {
        display: flex !important;
        opacity: 1;
        pointer-events: all;
    }
    .nav-menu li {
        width: 100%;
        text-align: center;
    }
    .nav-link {
        display: block;
        font-size: 1.15rem;
        font-weight: 600;
        padding: 14px 20px;
        width: 100%;
        border-radius: 12px;
        color: rgba(255,255,255,0.85);
        transition: var(--transition);
        letter-spacing: 0.5px;
    }
    .nav-link:hover, .nav-link.active {
        background: rgba(79,140,255,0.15);
        color: #fff;
    }
    /* 「立即諮詢」按鈕 */
    .nav-menu li:last-child {
        margin-top: 16px;
        padding-top: 16px;
        border-top: 1px solid rgba(255,255,255,0.1);
        width: 100%;
    }
    .nav-btn {
        display: block;
        width: 100%;
        text-align: center;
        padding: 14px 20px;
        border-radius: 50px;
        font-size: 1rem;
        font-weight: 700;
        background: var(--gradient);
        color: #fff !important;
        box-shadow: 0 4px 20px rgba(45,91,227,0.4);
    }
    .nav-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 28px rgba(45,91,227,0.5);
    }
    .hamburger { display: flex; z-index: 1001; position: relative; }
    /* 選單開啟時關掉 navbar 的 backdrop-filter / 半透明背景，
       避免它的 containing block 把 .nav-menu 的 fixed 困在 navbar 高度內。 */
    .navbar.menu-open,
    .navbar.menu-open.scrolled {
        background: transparent;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        box-shadow: none;
    }
    .services-grid { grid-template-columns: 1fr; }
    .process-steps { flex-direction: column; }
    .process-arrow { transform: rotate(90deg); }
    .hero-stats { gap: 20px; padding: 20px; }
    .stat-divider { display: none; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .form-row { grid-template-columns: 1fr; }
    .post-content { padding: 28px 20px; }
    .contact-form-panel { padding: 28px 20px; }
    .why-card { font-size: 0.78rem; padding: 10px 14px; }
    .wc-1 { top: 20px; left: 0; }
    .wc-2 { top: 20px; right: 0; }
    .wc-3 { bottom: 20px; left: 0; }
    .wc-4 { bottom: 20px; right: 0; }
}
@media (max-width: 480px) {
    .hero-actions { flex-direction: column; align-items: center; }
    .hero-actions a { width: 100%; justify-content: center; }
    .cta-actions { flex-direction: column; align-items: center; }
    .cta-actions a { width: 100%; justify-content: center; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .blog-list { grid-template-columns: 1fr; }
    .blog-grid { grid-template-columns: 1fr; }
}

/* === Scroll to top === */
.scroll-top {
    position: fixed; bottom: 90px; right: 24px;
    width: 44px; height: 44px;
    background: var(--gradient);
    border-radius: 50%; border: none;
    color: var(--white); font-size: 1rem;
    cursor: pointer; box-shadow: var(--shadow-md);
    transition: var(--transition);
    opacity: 0; pointer-events: none;
    z-index: 999;
}
.scroll-top.show { opacity: 1; pointer-events: all; }
.scroll-top:hover { transform: translateY(-4px); }

/* === Loading skeleton === */
.skeleton {
    background: linear-gradient(90deg, #f0f4ff 25%, #e0e8ff 50%, #f0f4ff 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 8px;
}
@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ========================
   UI 插畫圖片樣式 (2024 改版)
   ======================== */

/* 服務卡片插畫 */
.service-icon-wrap.illus {
    background: transparent;
    padding: 0;
    width: 120px;
    height: 120px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}
.service-icon-wrap.illus img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
    transition: transform 0.4s ease;
}
.service-card:hover .service-icon-wrap.illus img {
    transform: scale(1.08);
}

/* 流程步驟插畫 */
.step-icon.illus {
    background: transparent;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(45,91,227,0.15);
    transition: var(--transition);
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.step-icon.illus img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.process-step:hover .step-icon.illus img {
    transform: scale(1.1) rotate(3deg);
}

/* services.html Tab 按鈕插畫 */
.tab-btn-img {
    width: 28px;
    height: 28px;
    object-fit: cover;
    border-radius: 6px;
    vertical-align: middle;
    margin-right: 2px;
}

/* services.html 服務詳細圖示 */
.service-detail-icon.illus {
    background: transparent;
    width: 100px;
    height: 100px;
    padding: 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}
.service-detail-icon.illus img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

/* services.html 定價卡插畫 */
.price-icon.illus {
    background: transparent;
    width: 80px;
    height: 80px;
    padding: 0;
    margin: 0 auto 20px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.price-icon.illus img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
    transition: transform 0.3s ease;
}
.price-card:hover .price-icon.illus img {
    transform: scale(1.1);
}

/* contact.html 聯絡方式圖示 */
.cm-icon.illus {
    background: var(--bg-light);
    border: 1px solid var(--border);
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    flex-shrink: 0;
    font-size: 1.4rem;
    transition: var(--transition);
}
.contact-method:hover .cm-icon.illus {
    background: var(--blue-pale);
    border-color: var(--blue);
    transform: scale(1.05);
}

/* why-us 插畫 */
.why-illus {
    width: 52px;
    height: 52px;
    object-fit: cover;
    border-radius: 10px;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease;
}
.why-feature:hover .why-illus {
    transform: scale(1.1) rotate(-3deg);
}

/* 準時交付 / 長期支援 自訂 emoji 大小 */
.why-check-icon {
    font-size: 1.6rem;
    flex-shrink: 0;
    width: 40px;
    text-align: center;
}

/* hero 卡片服務項目圖示縮圖 */
.hcm-svc-img {
    width: 28px;
    height: 28px;
    object-fit: cover;
    border-radius: 6px;
    flex-shrink: 0;
}

/* FAQ chevron 替換樣式 */
.faq-chevron {
    font-size: 1rem;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}
.faq-q.open .faq-chevron {
    transform: rotate(180deg);
}