/* ===================================
   ASCEND MEDIA - Landing Page CSS
   병원 전문 마케팅 랜딩페이지
   =================================== */

/* ===== CSS Variables ===== */
:root {
    --primary: #2563EB;
    --primary-dark: #1D4ED8;
    --primary-light: #3B82F6;
    --accent: #06B6D4;
    --accent-dark: #0891B2;
    --gold: #F59E0B;
    
    --bg-dark: #050A14;
    --bg-card: #0D1526;
    --bg-card2: #111827;
    --border: rgba(255,255,255,0.08);
    --border-accent: rgba(37,99,235,0.4);
    
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    
    --gradient: linear-gradient(135deg, #2563EB, #06B6D4);
    --gradient-glow: linear-gradient(135deg, rgba(37,99,235,0.3), rgba(6,182,212,0.3));
    
    --radius-sm: 8px;
    --radius: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    --shadow: 0 4px 24px rgba(0,0,0,0.4);
    --shadow-glow: 0 0 40px rgba(37,99,235,0.2);
    
    --font: 'Noto Sans KR', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { 
    scroll-behavior: smooth; 
    font-size: 16px;
}

body {
    font-family: var(--font);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

a { 
    text-decoration: none; 
    color: inherit;
}

img { max-width: 100%; display: block; }

/* ===== Utility ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--accent);
    border: 1px solid rgba(6,182,212,0.4);
    background: rgba(6,182,212,0.08);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-desc {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(37,99,235,0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(37,99,235,0.6);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border);
}

.btn-outline:hover {
    border-color: var(--primary-light);
    color: var(--primary-light);
    background: rgba(37,99,235,0.08);
}

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 16px;
    font-size: 16px;
}

.btn-lg {
    padding: 18px 40px;
    font-size: 17px;
    border-radius: var(--radius-lg);
}

/* ===== Fade Animations ===== */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ===========================
   HEADER
   =========================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
    padding: 0;
}

.header.scrolled {
    background: rgba(5, 10, 20, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 32px rgba(0,0,0,0.5);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: baseline;
    gap: 4px;
    font-size: 22px;
    font-weight: 900;
    letter-spacing: 0.05em;
    cursor: pointer;
}

.logo-accent {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-sub {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
}

.nav-links a:not(.nav-cta):hover {
    color: var(--text-primary);
}

.nav-links a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
}

.nav-links a:not(.nav-cta):hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--gradient);
    color: white !important;
    padding: 10px 22px;
    border-radius: var(--radius);
    font-size: 14px !important;
    font-weight: 600 !important;
    box-shadow: 0 4px 16px rgba(37,99,235,0.4);
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(37,99,235,0.6) !important;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-nav {
    display: none;
    flex-direction: column;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 16px 24px;
    gap: 4px;
}

.mobile-nav a {
    padding: 12px 0;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.mobile-nav a:hover { color: var(--primary-light); }
.mobile-nav a:last-child { border-bottom: none; }

.mobile-nav.open { display: flex; }

/* ===========================
   HERO SECTION
   =========================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(37,99,235,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37,99,235,0.06) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
}

.glow-1 {
    width: 600px;
    height: 600px;
    top: -100px;
    right: -100px;
    background: radial-gradient(circle, rgba(37,99,235,0.2) 0%, transparent 70%);
}

.glow-2 {
    width: 400px;
    height: 400px;
    bottom: -50px;
    left: 200px;
    background: radial-gradient(circle, rgba(6,182,212,0.15) 0%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(37,99,235,0.12);
    border: 1px solid rgba(37,99,235,0.3);
    color: var(--primary-light);
    padding: 8px 18px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 28px;
}

.hero-desc strong { 
    color: var(--text-primary);
    font-weight: 600;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 36px;
}

.hero-tags span {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.hero-tags span i {
    color: var(--accent);
    font-size: 12px;
}

.hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: left;
}

.stat-num {
    font-size: 38px;
    font-weight: 900;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 48px;
    background: var(--border);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 10px;
    letter-spacing: 0.15em;
    font-weight: 600;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--text-muted), transparent);
    animation: scrollDown 1.5s ease-in-out infinite;
}

@keyframes scrollDown {
    0%, 100% { transform: scaleY(1); transform-origin: top; }
    50% { transform: scaleY(0.5); transform-origin: top; }
}

/* ===========================
   PROBLEM SECTION
   =========================== */
.problem-section {
    padding: 100px 0;
    background: linear-gradient(to bottom, var(--bg-dark), var(--bg-card2));
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.problem-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    opacity: 0;
    transition: var(--transition);
}

.problem-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.problem-card:hover::before { opacity: 1; }

.problem-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius);
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 20px;
    color: #EF4444;
}

.problem-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.problem-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===========================
   SERVICES SECTION
   =========================== */
.services-section {
    padding: 100px 0;
    background: var(--bg-dark);
}

.service-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 100px;
    position: relative;
}

.service-item:last-child { margin-bottom: 0; }

.service-item.reverse {
    direction: rtl;
}

.service-item.reverse > * {
    direction: ltr;
}

.service-number {
    position: absolute;
    top: -20px;
    left: -10px;
    font-size: 120px;
    font-weight: 900;
    color: rgba(37,99,235,0.06);
    line-height: 1;
    letter-spacing: -0.05em;
    pointer-events: none;
    user-select: none;
}

.service-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--primary-light);
    background: rgba(37,99,235,0.12);
    border: 1px solid rgba(37,99,235,0.3);
    padding: 5px 14px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.service-content h3 {
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.service-content h3 strong {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
}

.service-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 16px;
    font-style: italic;
}

.service-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 28px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.feature-item > i {
    color: var(--accent);
    font-size: 18px;
    margin-top: 2px;
    flex-shrink: 0;
}

.feature-item div {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.feature-item strong {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.feature-item span {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Funnel Diagram ===== */
.service-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.funnel-diagram {
    width: 100%;
    max-width: 380px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
}

.funnel-step {
    margin-bottom: 6px;
}

.funnel-bar {
    height: 44px;
    background: rgba(37,99,235,0.15);
    border: 1px solid rgba(37,99,235,0.25);
    border-radius: 6px;
    display: flex;
    align-items: center;
    padding: 0 14px;
    transition: var(--transition);
}

.funnel-bar span {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-light);
}

.funnel-step.highlight .funnel-bar {
    background: var(--gradient);
    border-color: transparent;
    box-shadow: 0 4px 20px rgba(37,99,235,0.4);
}

.funnel-step.highlight .funnel-bar span {
    color: white;
    font-weight: 700;
}

/* ===== Compare Box ===== */
.compare-box {
    width: 100%;
    max-width: 400px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.compare-item {
    flex: 1;
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 20px;
    border: 1px solid var(--border);
}

.compare-item.good {
    border-color: rgba(6,182,212,0.4);
    background: rgba(6,182,212,0.05);
}

.compare-label {
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

.compare-item.good .compare-label {
    color: var(--accent);
}

.compare-metrics {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.metric {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.metric-name {
    font-size: 11px;
    color: var(--text-muted);
}

.metric-val {
    font-size: 13px;
    font-weight: 700;
}

.bad-val { color: #EF4444; }
.good-val { color: var(--accent); }

.compare-arrow {
    color: var(--primary-light);
    font-size: 20px;
    flex-shrink: 0;
}

/* ===== Cycle Diagram ===== */
.cycle-diagram {
    position: relative;
    width: 260px;
    height: 260px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cycle-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 2;
}

.cycle-center i {
    font-size: 28px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: spin 4s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.cycle-center span {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-muted);
}

.cycle-items {
    position: absolute;
    inset: 0;
}

.cycle-item {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(var(--angle)) translateY(-110px) rotate(calc(-1 * var(--angle)));
}

.cycle-dot {
    width: 12px;
    height: 12px;
    background: var(--gradient);
    border-radius: 50%;
    margin: 0 auto 6px;
}

.cycle-item span {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary-light);
    white-space: nowrap;
}

/* ===== Communication Box ===== */
.communication-box {
    width: 100%;
    max-width: 360px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.comm-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: var(--bg-card2);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.comm-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: rgba(37,99,235,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--primary-light);
    flex-shrink: 0;
}

.comm-icon.accent {
    background: rgba(6,182,212,0.15);
    color: var(--accent);
}

.comm-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.comm-text strong {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.comm-text span {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.4;
}

.comm-arrow {
    text-align: center;
    color: var(--accent);
    font-size: 20px;
}

.comm-result {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--gradient);
    border-radius: var(--radius);
    padding: 12px;
    font-size: 15px;
    font-weight: 700;
    color: white;
    box-shadow: 0 4px 20px rgba(37,99,235,0.4);
}

/* ===========================
   PROCESS SECTION
   =========================== */
.process-section {
    padding: 100px 0;
    background: var(--bg-card2);
}

.process-timeline {
    display: flex;
    align-items: flex-start;
    gap: 0;
    position: relative;
    overflow-x: auto;
    padding-bottom: 16px;
}

.process-step {
    flex: 1;
    min-width: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 12px;
}

.step-icon {
    position: relative;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary-light);
    margin-bottom: 20px;
    transition: var(--transition);
    z-index: 1;
}

.step-icon.accent {
    background: var(--gradient);
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 24px rgba(37,99,235,0.4);
}

.step-num {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 22px;
    height: 22px;
    background: var(--gradient);
    border-radius: 50%;
    font-size: 9px;
    font-weight: 800;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0;
}

.step-content h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.step-content p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
}

.process-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 28px;
    color: var(--border-accent);
    font-size: 18px;
    flex-shrink: 0;
}

/* ===========================
   PHILOSOPHY SECTION
   =========================== */
.philosophy-section {
    padding: 100px 0;
    background: var(--bg-dark);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 64px;
}

.philosophy-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.philosophy-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
}

.philosophy-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.philosophy-card:hover::after { transform: scaleX(1); }

.phi-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    background: rgba(37,99,235,0.1);
    border: 1px solid rgba(37,99,235,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--primary-light);
    margin-bottom: 20px;
    transition: var(--transition);
}

.philosophy-card:hover .phi-icon {
    background: var(--gradient);
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 20px rgba(37,99,235,0.4);
}

.philosophy-card h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.philosophy-card p {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.philosophy-card span {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.philosophy-quote {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
    padding: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    position: relative;
}

.philosophy-quote::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 80px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: Georgia, serif;
    line-height: 1;
}

blockquote {
    font-size: clamp(18px, 2.5vw, 24px);
    font-weight: 700;
    line-height: 1.6;
    color: var(--text-primary);
    margin-bottom: 16px;
}

blockquote strong {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
}

cite {
    font-size: 14px;
    color: var(--text-muted);
    font-style: normal;
}

/* ===========================
   CTA BANNER
   =========================== */
.cta-banner {
    position: relative;
    padding: 80px 0;
    background: var(--bg-card2);
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(37,99,235,0.2) 0%, transparent 70%);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(24px, 3.5vw, 38px);
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.cta-content p {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

/* ===========================
   CONTACT SECTION
   =========================== */
.contact-section {
    padding: 100px 0;
    background: var(--bg-dark);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 64px;
    align-items: start;
}

.contact-info .section-tag { text-align: left; }

.contact-info h2 {
    font-size: clamp(30px, 4vw, 48px);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.contact-info > p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
}

.contact-points {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 36px;
}

.contact-point {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--text-primary);
    font-weight: 500;
}

.contact-point i {
    width: 24px;
    height: 24px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: white;
    flex-shrink: 0;
}

.contact-note {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: rgba(37,99,235,0.08);
    border: 1px solid rgba(37,99,235,0.2);
    border-radius: var(--radius);
    padding: 16px 20px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-note i {
    color: var(--primary-light);
    font-size: 16px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* ===== Form ===== */
.form-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: 0 24px 64px rgba(0,0,0,0.4);
    position: relative;
    overflow: hidden;
}

.form-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
}

.form-header {
    margin-bottom: 32px;
}

.form-header h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-header p {
    font-size: 14px;
    color: var(--text-secondary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.required {
    color: #EF4444;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: var(--bg-card2);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    font-family: var(--font);
    font-size: 14px;
    color: var(--text-primary);
    transition: var(--transition);
    outline: none;
    -webkit-appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
    background: rgba(37,99,235,0.05);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #EF4444;
    box-shadow: 0 0 0 3px rgba(239,68,68,0.1);
}

.form-group select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

.form-group select option {
    background: var(--bg-card);
    color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-error {
    display: none;
    font-size: 12px;
    color: #EF4444;
    margin-top: 6px;
    padding-left: 2px;
}

.form-error.show { display: block; }

/* Checkbox */
.privacy-group { margin-bottom: 24px; }

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-radius: 4px;
    background: var(--bg-card2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.checkbox-label input:checked + .checkbox-custom {
    background: var(--gradient);
    border-color: transparent;
}

.checkbox-label input:checked + .checkbox-custom::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: 700;
}

.checkbox-text {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.privacy-link {
    color: var(--primary-light);
    text-decoration: underline;
    cursor: pointer;
}

.privacy-detail {
    display: none;
    background: var(--bg-card2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-top: 12px;
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.privacy-detail.show { display: block; }

.privacy-detail strong {
    display: block;
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 8px;
}

.privacy-detail ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 0;
}

.privacy-detail li {
    padding-left: 12px;
    position: relative;
}

.privacy-detail li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-light);
}

/* ===== Submit Button ===== */
#submitBtn {
    position: relative;
    overflow: hidden;
}

#submitBtn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}

#submitBtn .loading-spinner {
    display: none;
}

#submitBtn.loading .btn-text,
#submitBtn.loading i {
    visibility: hidden;
}

#submitBtn.loading .loading-spinner {
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: btnSpin 0.8s linear infinite;
}

@keyframes btnSpin {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ===== Form Success ===== */
.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
}

.form-success.show { display: block; }

.success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(34,197,94,0.2), rgba(6,182,212,0.2));
    border: 2px solid rgba(34,197,94,0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: #22C55E;
    margin: 0 auto 24px;
    animation: successPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes successPop {
    0% { transform: scale(0); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.form-success h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.form-success p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.form-success p strong { color: var(--accent); }

.success-info {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(37,99,235,0.1);
    border: 1px solid rgba(37,99,235,0.2);
    border-radius: 100px;
    padding: 8px 18px;
    font-size: 13px;
    color: var(--primary-light);
}

/* ===========================
   FOOTER
   =========================== */
.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 60px 0 30px;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand > p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
}

.footer-links {
    display: flex;
    gap: 60px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col h5 {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.footer-col a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-col a:hover { color: var(--primary-light); }

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--text-muted);
}

.footer-copy {
    font-style: italic;
    color: var(--text-muted) !important;
    opacity: 0.7;
}

/* ===========================
   FLOATING CTA
   =========================== */
.floating-cta {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 900;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    pointer-events: none;
}

.floating-cta.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.floating-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--gradient);
    color: white;
    padding: 14px 22px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 700;
    box-shadow: 0 8px 32px rgba(37,99,235,0.5);
    transition: var(--transition);
    white-space: nowrap;
}

.floating-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(37,99,235,0.7);
}

.floating-btn i {
    font-size: 16px;
}

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1024px) {
    .service-item {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .service-item.reverse {
        direction: ltr;
    }

    .service-visual {
        order: -1;
    }

    .service-number {
        font-size: 80px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .menu-toggle { display: flex; }

    .hero { padding: 100px 0 60px; }
    .hero-title { font-size: 38px; }
    .hero-desc { font-size: 16px; }

    .hero-cta {
        flex-direction: column;
    }

    .hero-cta .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        gap: 20px;
    }

    .stat-num { font-size: 28px; }

    .section-header { margin-bottom: 40px; }

    .problem-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-card {
        padding: 28px 20px;
    }

    .process-timeline {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }

    .process-step {
        flex-direction: row;
        text-align: left;
        align-items: flex-start;
        gap: 20px;
        min-width: auto;
        padding: 0 0 32px 0;
        position: relative;
    }

    .process-step::before {
        content: '';
        position: absolute;
        left: 35px;
        top: 72px;
        bottom: 0;
        width: 2px;
        background: var(--border);
    }

    .process-step:last-child::before { display: none; }

    .step-icon { margin-bottom: 0; flex-shrink: 0; }
    .step-content { padding-top: 12px; }

    .process-arrow { display: none; }

    .philosophy-grid {
        grid-template-columns: 1fr;
    }

    .footer-links {
        flex-direction: column;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .floating-cta {
        bottom: 20px;
        right: 16px;
    }

    .floating-btn span { display: none; }

    .floating-btn {
        width: 56px;
        height: 56px;
        padding: 0;
        justify-content: center;
        border-radius: 50%;
    }

    .funnel-diagram,
    .compare-box,
    .communication-box {
        max-width: 100%;
    }

    .compare-box {
        flex-direction: column;
    }

    .compare-arrow {
        transform: rotate(90deg);
    }

    .cycle-diagram {
        width: 200px;
        height: 200px;
    }
}

@media (max-width: 480px) {
    .hero-title { font-size: 32px; }
    .hero-tags { gap: 8px; }
    .hero-tags span { font-size: 12px; padding: 6px 12px; }

    .section-title { font-size: 26px; }

    .philosophy-quote {
        padding: 32px 24px;
    }
}