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

:root {
    --bg: #fafafa;
    --bg-subtle: rgba(255, 255, 255, 0.8);
    --bg-card: rgba(255, 255, 255, 0.7);
    --bg-card-hover: rgba(255, 255, 255, 0.9);
    --border: rgba(220, 40, 30, 0.15);
    --border-subtle: rgba(0, 0, 0, 0.06);
    --text: #111111;
    --text-secondary: #555555;
    --text-tertiary: #999999;
    --accent: #dc2820;
    --accent-hover: #ef3830;
    --accent-glow: rgba(220, 40, 30, 0.2);
    --accent-light: rgba(220, 40, 30, 0.1);
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius: 16px;
    --radius-lg: 24px;
    --radius-xl: 24px;
    --radius-pill: 100px;
    --max-width: 1140px;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 120%;
    height: 70%;
    background: radial-gradient(ellipse at center, rgba(220, 40, 30, 0.12) 0%, rgba(180, 20, 15, 0.06) 40%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: '';
    position: fixed;
    bottom: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 50%;
    background: radial-gradient(ellipse at center, rgba(220, 40, 30, 0.06) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

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

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: var(--radius-pill);
    background: var(--accent);
    color: #fff;
    box-shadow: 0 0 20px rgba(220, 40, 30, 0.25), 0 0 60px rgba(220, 40, 30, 0.1);
    position: relative;
    z-index: 1;
}

.btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(220, 40, 30, 0.5), 0 0 80px rgba(220, 40, 30, 0.2), 0 4px 20px rgba(0, 0, 0, 0.08);
}

.btn-sm {
    font-size: 14px;
    padding: 8px 20px;
}

.btn-lg {
    font-size: 16px;
    padding: 14px 32px;
}

.btn-full {
    width: 100%;
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1.5px solid rgba(0, 0, 0, 0.2);
    box-shadow: none;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.btn-outline:hover {
    background: var(--accent-light);
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 20px rgba(220, 40, 30, 0.15);
}

.btn-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ========== Video Modal ========== */

/* ========== Nav ========== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0 24px;
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    background: rgba(255, 255, 255, 0.85);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 16px;
}

.nav-logo-icon {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.nav-links a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--text);
}

/* ========== Hero ========== */
.hero {
    padding: 110px 24px 40px;
    text-align: center;
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(220, 40, 30, 0.1) 0%, rgba(220, 40, 30, 0.04) 30%, transparent 60%);
    border-radius: 50%;
    pointer-events: none;
    animation: hero-pulse 6s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    top: 200px;
    left: 50%;
    transform: translateX(-50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(220, 40, 30, 0.08) 0%, transparent 50%);
    border-radius: 50%;
    pointer-events: none;
    animation: hero-pulse 4s ease-in-out infinite reverse;
    filter: blur(40px);
}

@keyframes hero-pulse {
    0%, 100% {
        transform: translateX(-50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translateX(-50%) scale(1.1);
        opacity: 0.7;
    }
}

@keyframes float-blob {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    background: rgba(220, 40, 30, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(220, 40, 30, 0.2);
    padding: 0.4em 1.1em;
    border-radius: var(--radius-pill);
    margin-bottom: 24px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.1s forwards;
}

.hero-title {
    font-family: var(--font-sans);
    font-size: clamp(44px, 7vw, 72px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
    color: var(--text);
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    position: relative;
    z-index: 1;
}

.hero-accent {
    font-weight: 700;
    background: linear-gradient(135deg, #ff4040 0%, #dc2820 50%, #ff6040 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto 24px;
    line-height: 1.7;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    position: relative;
    z-index: 1;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.3s forwards;
    position: relative;
    z-index: 1;
}

.hero-req {
    width: 100%;
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
}

/* Hero Visual */
.hero-visual {
    max-width: var(--max-width);
    margin: 0 auto;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    position: relative;
    z-index: 1;
}

.rsvp-window {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow:
        0 0 0 1px rgba(0, 0, 0, 0.03),
        0 20px 60px rgba(0, 0, 0, 0.1),
        0 0 120px rgba(220, 40, 30, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.rsvp-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.rsvp-dots {
    display: flex;
    gap: 6px;
}

.rsvp-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.08);
}

.rsvp-dots span:first-child { background: #ef4444; }
.rsvp-dots span:nth-child(2) { background: #eab308; }
.rsvp-dots span:last-child { background: #22c55e; }

.rsvp-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-tertiary);
}

.rsvp-content {
    padding: 64px 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    position: relative;
}

.rsvp-word-container {
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: baseline;
    font-family: var(--font-sans);
    font-size: 54px;
    white-space: nowrap;
    min-height: 70px;
}

.rsvp-pre {
    text-align: right;
    color: var(--text);
    font-weight: 400;
}

.rsvp-orp {
    color: var(--accent);
    font-weight: 700;
}

.rsvp-post {
    text-align: left;
    color: var(--text);
    font-weight: 400;
}

.rsvp-fixation {
    display: none;
}

.rsvp-orp {
    position: relative;
}

.rsvp-orp::before,
.rsvp-orp::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 14px;
    background: var(--accent);
    opacity: 0.6;
    border-radius: 1px;
}

.rsvp-orp::before {
    top: -14px;
}

.rsvp-orp::after {
    bottom: -14px;
}

.rsvp-bottombar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    font-size: 13px;
    color: var(--text-tertiary);
    font-variant-numeric: tabular-nums;
}

.rsvp-progress {
    flex: 1;
    height: 3px;
    background: rgba(0, 0, 0, 0.06);
    border-radius: 2px;
    overflow: hidden;
}

.rsvp-progress-fill {
    height: 100%;
    width: 25%;
    background: var(--accent);
    border-radius: 2px;
    transition: width 0.35s linear;
    box-shadow: 0 0 8px rgba(220, 40, 30, 0.4);
}

.rsvp-wpm {
    font-weight: 500;
}

/* ========== Stats ========== */
.stats {
    padding: 40px 24px 60px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
}

.stat {
    background: var(--bg-subtle);
    padding: 32px;
    text-align: center;
}

.stat-value {
    font-family: var(--font-sans);
    font-size: 36px;
    font-weight: 400;
    letter-spacing: -0.01em;
    margin-bottom: 4px;
    color: var(--text);
}

.stat-label {
    font-size: 14px;
    color: var(--text-tertiary);
    font-weight: 500;
}

/* ========== RSVP Technique ========== */
.rsvp-technique {
    padding: 36px 24px;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(20px);
    position: relative;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.rsvp-technique::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(220, 40, 30, 0.3), transparent);
}

.rsvp-technique-inner {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.rsvp-technique-content {
    text-align: center;
}

.rsvp-technique-content h2 {
    font-size: clamp(24px, 4vw, 32px);
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text);
    letter-spacing: -0.02em;
}

.rsvp-technique-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.rsvp-technique-text strong {
    color: var(--accent);
    font-weight: 700;
}

.rsvp-technique-medical {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-top: 24px;
    padding: 12px 20px;
    background: rgba(220, 40, 30, 0.05);
    border-radius: var(--radius);
    border: 1px solid rgba(220, 40, 30, 0.12);
}

.rsvp-technique-medical a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: opacity 0.2s;
}

.rsvp-technique-medical a:hover {
    opacity: 0.7;
}

.rsvp-technique-benefits {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.rsvp-benefit {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.rsvp-benefit-icon {
    width: 40px;
    height: 40px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(220, 40, 30, 0.4), 0 0 40px rgba(220, 40, 30, 0.15);
}

/* ========== Sections Common ========== */
.section-header {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.section-header h2 {
    font-size: clamp(24px, 4vw, 36px);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto;
}

/* ========== Features ========== */
.features {
    padding: 40px 24px;
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -10%;
    width: 40%;
    height: 400px;
    background: radial-gradient(ellipse, rgba(220, 40, 30, 0.06) 0%, transparent 60%);
    pointer-events: none;
    filter: blur(60px);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.feature-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

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

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

.feature-item-content h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text);
    letter-spacing: -0.02em;
}

.feature-item-content > p {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.feature-item-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-item-list li {
    font-size: 15px;
    color: var(--text-secondary);
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
}

.feature-item-list li::before {
    content: '\2192';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.feature-item-visual {
    width: 100%;
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06), 0 0 80px rgba(220, 40, 30, 0.06);
}

.feature-item-visual video,
.feature-item-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.feature-item-visual img {
    object-fit: cover;
}

.feature-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, rgba(220, 40, 30, 0.04) 0%, transparent 60%);
    color: var(--accent);
}

/* ========== Modes ========== */
.modes {
    padding: 40px 24px;
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
}

.modes::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -10%;
    width: 40%;
    height: 400px;
    background: radial-gradient(ellipse, rgba(220, 40, 30, 0.06) 0%, transparent 60%);
    pointer-events: none;
    filter: blur(60px);
}

.modes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    position: relative;
    z-index: 1;
}

.mode-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-xl);
    padding: 32px 28px 28px;
    text-align: center;
    transition: all 0.3s ease;
}

.mode-card:hover {
    border-color: rgba(220, 40, 30, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08), 0 0 60px rgba(220, 40, 30, 0.06);
}

.mode-card h3 {
    font-family: var(--font-sans);
    font-size: 20px;
    font-weight: 400;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
    color: var(--text);
}

.mode-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.mode-visual {
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: rgba(245, 245, 245, 0.6);
    border-radius: var(--radius);
    overflow: hidden;
}

.mode-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius);
}

/* Mode mockups */
.mode-mockup {
    width: 100%;
}

.mode-main {
    background: var(--bg-card);
    border-radius: 10px;
    border: 1px solid var(--border-subtle);
    overflow: hidden;
    height: 150px;
}

.mode-mock-bar {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border-subtle);
}

.mode-mock-bar .rsvp-dots span {
    width: 7px;
    height: 7px;
}

.mode-mock-content {
    display: flex;
    height: calc(100% - 30px);
}

.mode-mock-sidebar {
    width: 36px;
    padding: 8px 6px;
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mock-tab {
    height: 6px;
    border-radius: 3px;
    background: rgba(0, 0, 0, 0.06);
}

.mock-tab.active {
    background: var(--accent);
    box-shadow: 0 0 6px rgba(220, 40, 30, 0.4);
}

.mode-mock-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mock-word {
    font-size: 20px;
    font-weight: 700;
    color: inherit;
    letter-spacing: -0.02em;
}

.mode-notch {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.notch-shape {
    width: 120px;
    height: 28px;
    background: #000;
    border-radius: 0 0 16px 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.notch-camera {
    width: 8px;
    height: 8px;
    background: #1a1a1a;
    border-radius: 50%;
    border: 1px solid #333;
}

.notch-expanded {
    width: 200px;
    background: #111;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: none;
    border-radius: 0 0 14px 14px;
    padding: 20px 16px 12px;
    text-align: center;
    margin-top: -2px;
    color: #fff;
}

.notch-controls {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 12px;
}

.notch-controls span {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #444;
}

.notch-controls span:nth-child(2) {
    background: var(--accent);
    box-shadow: 0 0 10px rgba(220, 40, 30, 0.4);
}

.mode-separate {
    display: flex;
    align-items: center;
    justify-content: center;
}

.separate-window {
    width: 220px;
    background: #111;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px 16px 12px;
    text-align: center;
    color: #fff;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.separate-bar {
    margin-top: 16px;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.separate-progress {
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin-bottom: 10px;
    position: relative;
    overflow: hidden;
}

.separate-progress::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 60%;
    background: var(--accent);
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(220, 40, 30, 0.4);
}

.separate-controls {
    display: flex;
    justify-content: center;
    gap: 6px;
}

.separate-controls span {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #444;
}

.separate-controls span:nth-child(2) {
    background: var(--accent);
    box-shadow: 0 0 8px rgba(220, 40, 30, 0.4);
}

/* ========== Formats ========== */
.formats {
    padding: 40px 24px;
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.formats-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 48px;
}

.format-tag {
    padding: 10px 22px;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 100px;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.01em;
    transition: all 0.3s ease;
    color: var(--text);
}

.format-tag:hover {
    border-color: rgba(220, 40, 30, 0.2);
    background: rgba(220, 40, 30, 0.06);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(220, 40, 30, 0.1);
}

.format-tag-special {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
}

.formats-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.format-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

.format-feature-icon {
    color: var(--text-tertiary);
    display: flex;
}

/* ========== Shortcuts ========== */
.shortcuts {
    padding: 40px 24px;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.shortcut {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.shortcut:hover {
    border-color: rgba(220, 40, 30, 0.15);
    background: rgba(220, 40, 30, 0.04);
}

kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 8px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    color: var(--text);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

/* ========== Pricing ========== */
.pricing {
    padding: 40px 24px 60px;
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
}

.pricing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 500px;
    background: radial-gradient(ellipse, rgba(220, 40, 30, 0.06) 0%, transparent 60%);
    pointer-events: none;
    filter: blur(40px);
}

.pricing-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-xl);
    padding: 56px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06), 0 0 100px rgba(220, 40, 30, 0.06);
    margin-bottom: 24px;
    z-index: 1;
}

.pricing-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(220, 40, 30, 0.4) 50%, transparent 100%);
}

.pricing-left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
}

.pricing-title {
    font-family: var(--font-sans);
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.01em;
    color: var(--text);
}

.pricing-subtitle {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.pricing-right {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.pricing-amount {
    font-family: var(--font-sans);
    font-size: 56px;
    font-weight: 400;
    line-height: 1;
    letter-spacing: -0.02em;
    color: var(--text);
}

.pricing-included-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 16px;
}

.pricing-features {
    list-style: none;
}

.pricing-features li {
    padding: 12px 0;
    font-size: 15px;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    line-height: 1.6;
}

.pricing-features li::before {
    content: '\2713';
    width: 20px;
    height: 20px;
    background: var(--bg-subtle);
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--text);
    margin-top: 2px;
}

.pricing-highlight {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(220, 40, 30, 0.1);
    border-radius: 6px;
    font-weight: 600;
    color: var(--accent);
}

.pricing-medical {
    padding: 20px 24px;
    background: rgba(245, 245, 245, 0.6);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius);
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.pricing-medical svg {
    flex-shrink: 0;
    color: var(--text-secondary);
    margin-top: 2px;
}

.pricing-medical-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pricing-medical-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
}

.pricing-medical-text {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.pricing-medical-text a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: opacity 0.2s;
}

.pricing-medical-text a:hover {
    opacity: 0.7;
}

/* ========== Contact ========== */
.contact {
    padding: 40px 24px;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.contact-card:hover {
    border-color: rgba(220, 40, 30, 0.2);
    background: rgba(220, 40, 30, 0.04);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08), 0 0 60px rgba(220, 40, 30, 0.08);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(220, 40, 30, 0.3);
    transition: all 0.3s ease;
}

.contact-card:hover .contact-icon {
    box-shadow: 0 0 30px rgba(220, 40, 30, 0.5);
    transform: scale(1.05);
}

.contact-content h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.contact-content p {
    font-size: 14px;
    color: var(--text-secondary);
    word-break: break-all;
}

/* ========== Browser Extension ========== */
.extension {
    padding: 40px 24px 60px;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.extension::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 400px;
    background: radial-gradient(ellipse, rgba(220, 40, 30, 0.08) 0%, transparent 60%);
    pointer-events: none;
    filter: blur(60px);
}

.extension-container {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-xl);
    padding: 48px;
    position: relative;
    z-index: 1;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06);
    text-align: center;
}

.extension-badge {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: #22c55e;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    margin-bottom: 16px;
}

.extension-content h2 {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 16px;
}

.extension-content > p {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.extension-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
    align-items: center;
}

.extension-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    color: var(--text-secondary);
}

.extension-feature svg {
    color: var(--accent);
    flex-shrink: 0;
}

.extension-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

/* ========== Footer ========== */
.footer {
    padding: 24px;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    background: rgba(255, 255, 255, 0.9);
    border-top: 1px solid var(--border-subtle);
    position: relative;
    z-index: 1;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 15px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    font-size: 14px;
    color: var(--text-tertiary);
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--text-secondary);
}

.footer-copy {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* ========== Animations ========== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ========== Speed Comparison ========== */
.comparison-container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 24px;
    align-items: stretch;
}

.comparison-vs {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-tertiary);
    letter-spacing: 0.05em;
}

.comparison-side {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.comparison-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.comparison-label-accent {
    color: var(--accent);
}

.comparison-display {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: border-color 0.3s;
}

.comparison-rsvp-display {
    border-color: rgba(220, 40, 30, 0.12);
}

.comparison-placeholder {
    font-size: 14px;
    color: var(--text-tertiary);
}

.comparison-text-display {
    display: block;
    padding: 20px 24px;
    line-height: 1.8;
}

.comparison-text-display .comp-word {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-tertiary);
    border-radius: 3px;
    padding: 1px 0;
    transition: color 0.15s, background-color 0.15s;
}

.comparison-text-display .comp-word.comp-read {
    color: var(--text-secondary);
}

.comparison-text-display .comp-word.comp-current {
    color: var(--text);
    background-color: rgba(220, 160, 0, 0.12);
}

.comparison-rsvp-word {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    width: 100%;
}

.comparison-rsvp-indicator {
    width: 2px;
    height: 14px;
    background: var(--accent);
    border-radius: 1px;
    opacity: 0.4;
}

.comparison-rsvp-text {
    font-size: 32px;
    font-weight: 400;
    font-family: var(--font-sans);
    white-space: nowrap;
    min-height: 44px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: baseline;
    width: 100%;
}

#comp-rsvp-pre {
    text-align: right;
    color: var(--text);
}

#comp-rsvp-orp {
    color: var(--accent);
    font-weight: 700;
    position: relative;
}

#comp-rsvp-orp::before,
#comp-rsvp-orp::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 12px;
    background: var(--accent);
    opacity: 0.5;
    border-radius: 1px;
}

#comp-rsvp-orp::before {
    top: -14px;
}

#comp-rsvp-orp::after {
    bottom: -14px;
}

#comp-rsvp-post {
    text-align: left;
    color: var(--text);
}

.comparison-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 4px;
}

.comparison-wpm {
    font-size: 13px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-tertiary);
}

.comparison-wpm-accent {
    color: var(--accent);
}

.comparison-status {
    font-size: 13px;
    color: var(--text-tertiary);
    min-height: 18px;
}

.comparison-status.done {
    color: #22c55e;
    font-weight: 600;
}

.comparison-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-top: 32px;
}

.comparison-btn {
    background: transparent;
    color: var(--accent);
    border: 1.5px solid var(--accent);
    box-shadow: none;
}

.comparison-btn:hover {
    background: var(--accent-light);
    box-shadow: 0 0 20px rgba(220, 40, 30, 0.15);
}

.comparison-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.comparison-result {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    min-height: 24px;
    text-align: center;
}

.comparison-result strong {
    color: var(--accent);
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
    .nav-links { display: none; }

    .hero { padding: 120px 20px 60px; }
    .hero-title { font-size: 40px; }
    .hero-subtitle { font-size: 16px; }

    .stats-grid { grid-template-columns: repeat(2, 1fr); }

    .feature-item { grid-template-columns: 1fr; gap: 32px; }
    .feature-item-reverse { direction: ltr; }
    .feature-item-visual { height: 280px; }
    .features-grid { grid-template-columns: 1fr; }
    .modes-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    .shortcuts-grid { grid-template-columns: 1fr; }

    .comparison-container { grid-template-columns: 1fr; gap: 16px; }
    .comparison-vs { padding: 8px 0; }
    .comparison-rsvp-text { font-size: 26px; }

    .pricing-container { grid-template-columns: 1fr; gap: 32px; padding: 32px; }

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

    .extension-container { padding: 32px; }

    .formats-features {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .footer-inner {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .rsvp-word { font-size: 32px; }
    .rsvp-content { padding: 40px 24px; }
}

/* ========== Legal Pages (Privacy Policy) ========== */
.legal {
    padding: 120px 24px 80px;
    max-width: 780px;
    margin: 0 auto;
}

.legal-container h1 {
    font-size: 40px;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
    color: var(--text);
}

.legal-updated {
    font-size: 14px;
    color: var(--text-tertiary);
    margin-bottom: 40px;
}

.legal-container h2 {
    font-size: 24px;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-top: 48px;
    margin-bottom: 16px;
    color: var(--text);
}

.legal-container h3 {
    font-size: 18px;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 12px;
    color: var(--text);
}

.legal-container h4 {
    font-size: 16px;
    font-weight: 600;
    margin-top: 24px;
    margin-bottom: 10px;
    color: var(--text);
}

.legal-container p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.legal-container ul {
    list-style: none;
    padding: 0;
    margin: 0 0 16px 0;
}

.legal-container ul li {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    padding: 4px 0 4px 24px;
    position: relative;
}

.legal-container ul li::before {
    content: '\2022';
    position: absolute;
    left: 8px;
    color: var(--accent);
    font-weight: 700;
}

.legal-container a {
    color: var(--accent);
    text-decoration: none;
    transition: opacity 0.2s;
}

.legal-container a:hover {
    opacity: 0.8;
}

@media (max-width: 768px) {
    .legal {
        padding: 100px 20px 60px;
    }

    .legal-container h1 {
        font-size: 28px;
    }

    .legal-container h2 {
        font-size: 20px;
        margin-top: 36px;
    }
}