:root {
    --primary: #4B5A9E;
    --primary-light: #6B7BB8;
    --primary-dark: #36437A;
    --primary-subtle: #E8ECF7;
    --accent: #800020;
    --accent-light: rgba(128, 0, 32, 0.12);
    --accent-medium: rgba(128, 0, 32, 0.20);
    --accent-soft: rgba(128, 0, 32, 0.06);
    --bg: #FBFCFE;
    --surface: #FFFFFF;
    --text-primary: #1A1D2E;
    --text-secondary: #3D405B;
    --text-tertiary: #6D708A;
    --border-light: #E8ECF4;
    --shadow-sm: 0 2px 12px rgba(26, 29, 46, 0.04);
    --shadow-md: 0 8px 32px rgba(26, 29, 46, 0.08);
    --shadow-lg: 0 20px 60px rgba(26, 29, 46, 0.12);
    --shadow-xl: 0 40px 80px rgba(26, 29, 46, 0.16);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    --transition: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    --transition-fast: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    --max-width: 1280px;
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

img {
    display: block;
    max-width: 100%;
    height: auto;
}
a {
    text-decoration: none;
    color: inherit;
}
button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.notebook-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background:
        radial-gradient(circle at 20px 20px, rgba(75, 90, 158, 0.06) 1px, transparent 1px),
        radial-gradient(circle at 20px 20px, rgba(75, 90, 158, 0.04) 1px, transparent 1px),
        repeating-linear-gradient(0deg,
            transparent,
            transparent 39px,
            rgba(75, 90, 158, 0.03) 39px,
            rgba(75, 90, 158, 0.03) 40px);
    background-size: 40px 40px, 40px 40px, 100% 40px;
    opacity: 0.7;
}

.shape {
    position: fixed;
    pointer-events: none;
    z-index: 0;
    border-radius: 50%;
    opacity: 1;
    background: var(--primary);
    animation: shape-float 20s ease-in-out infinite alternate;
}
.shape--1 {
    width: 300px;
    height: 300px;
    top: 5%;
    right: -5%;
    animation-duration: 25s;
    opacity: 1;
}
.shape--2 {
    width: 200px;
    height: 200px;
    bottom: 10%;
    left: -3%;
    animation-duration: 30s;
    animation-delay: -5s;
    opacity: 1;
}
.shape--3 {
    width: 150px;
    height: 150px;
    top: 40%;
    left: 10%;
    animation-duration: 22s;
    animation-delay: -10s;
    opacity: 1;
}
.shape--4 {
    width: 100px;
    height: 100px;
    bottom: 30%;
    right: 8%;
    animation-duration: 18s;
    animation-delay: -3s;
    opacity: 1;
}

@keyframes shape-float {
    0% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -40px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
    100% { transform: translate(10px, -30px) scale(1.02); }
}

.star {
    position: fixed;
    pointer-events: none;
    z-index: 0;
    color: var(--primary);
    opacity: 0.55;
    user-select: none;
    animation: star-twinkle 5s ease-in-out infinite;
}
.star svg { display: block; }
.star--1 { top: 12%; left: 8%; font-size: 14px; animation-delay: 0s; opacity: 0.45; }
.star--2 { top: 22%; left: 85%; font-size: 10px; animation-delay: 1.2s; opacity: 0.35; }
.star--3 { bottom: 25%; left: 18%; font-size: 11px; animation-delay: 2.1s; opacity: 0.4; }
.star--4 { bottom: 18%; left: 75%; font-size: 13px; animation-delay: 0.8s; opacity: 0.45; }
.star--5 { top: 55%; left: 92%; font-size: 9px; animation-delay: 1.7s; opacity: 0.35; }
.star--6 { top: 70%; left: 5%; font-size: 10px; animation-delay: 2.8s; opacity: 0.38; }
.star--7 { top: 35%; left: 50%; font-size: 12px; animation-delay: 3.3s; opacity: 0.4; }
.star--8 { bottom: 40%; left: 40%; font-size: 9px; animation-delay: 0.5s; opacity: 0.3; }
.star--9 { top: 8%; left: 45%; font-size: 11px; animation-delay: 2.4s; opacity: 0.4; }
.star--10 { bottom: 8%; left: 28%; font-size: 10px; animation-delay: 1.9s; opacity: 0.35; }
@keyframes star-twinkle {
    0%, 100% { opacity: 0.25; transform: scale(0.9); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

.doodle {
    position: fixed;
    pointer-events: none;
    z-index: 0;
    opacity: 1;
    font-size: 120px;
    line-height: 1;
    color: var(--primary);
    font-family: var(--font-serif);
    transform: rotate(-6deg);
    user-select: none;
}
.doodle--1 {
    top: 8%; right: 3%; font-size: 160px; opacity: 1; transform: rotate(12deg);
}
.doodle--2 {
    bottom: 12%; left: 2%; font-size: 100px; opacity: 1; transform: rotate(-8deg);
}
.doodle--3 {
    top: 45%; left: 6%; font-size: 70px; opacity: 1; transform: rotate(20deg);
}
.doodle--4 {
    bottom: 30%; right: 8%; font-size: 90px; opacity: 1; transform: rotate(-14deg);
}

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0,0,0,0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.lightbox--open {
    opacity: 1;
    pointer-events: all;
}
.lightbox img {
    max-width: 100%;
    max-height: 85vh;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    transform: scale(0.95);
    transition: transform 0.3s ease;
}
.lightbox--open img { transform: scale(1); }
.lightbox__close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 32px;
    color: #fff;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 2001;
}

.section {
    position: relative;
    z-index: 1;
    padding: 100px 0;
}
.section--sm { padding: 60px 0; }
.section--tight { padding: 80px 0; }

.section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 14px;
    background: var(--accent-soft);
    padding: 5px 18px;
    border-radius: 100px;
    border: 1px solid var(--accent-medium);
    backdrop-filter: blur(4px);
}

.section-title {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: clamp(2.2rem, 4.8vw, 3.8rem);
    line-height: 1.12;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 16px;
}
.section-title .highlight {
    color: var(--accent);
    font-style: italic;
}

.section-subtitle {
    font-size: clamp(1rem, 1.4vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
    font-weight: 400;
}
.section-subtitle--centered {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}
.gallery-item {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 16px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
    cursor: pointer;
}
.gallery-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-medium);
}
.gallery-item img {
    border-radius: var(--radius-md);
    width: 100%;
    height: auto;
    display: block;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 100px;
    font-weight: 500;
    font-size: 15px;
    line-height: 1;
    transition: var(--transition-fast);
    background: var(--surface);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}
.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: var(--transition-fast);
}
.btn:hover::after { opacity: 1; }
.btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}
.btn:active { transform: translateY(0); }

.btn--primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    box-shadow: 0 4px 24px rgba(75, 90, 158, 0.30);
}
.btn--primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    box-shadow: 0 8px 36px rgba(75, 90, 158, 0.40);
    transform: translateY(-3px);
}

.btn--accent {
    background: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 4px 24px rgba(128, 0, 32, 0.25);
}
.btn--accent:hover {
    background: #5a0018;
    border-color: #5a0018;
    box-shadow: 0 8px 36px rgba(128, 0, 32, 0.35);
    transform: translateY(-3px);
    color: #ffffff;
}

.btn--ghost {
    background: transparent;
    border-color: var(--border-light);
    box-shadow: none;
}
.btn--ghost:hover {
    background: var(--accent-soft);
    border-color: var(--accent-medium);
    transform: translateY(-3px);
    color: var(--accent);
}

.btn--small {
    padding: 10px 22px;
    font-size: 13px;
}

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: rgba(251, 252, 254, 0.0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
}
.nav--scrolled {
    background: rgba(251, 252, 254, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(75, 90, 158, 0.08);
    padding: 12px 0;
}
.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}
.nav__logo {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}
.nav:not(.nav--scrolled) .nav__logo { color: #ffffff; }
.nav__logo .logo-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    overflow: hidden;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    flex-shrink: 0;
}
.nav__logo .logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.nav__logo span { color: var(--primary); }
.nav:not(.nav--scrolled) .nav__logo span { color: #ffffff; }
.nav__links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}
.nav__links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-fast);
    position: relative;
}
.nav:not(.nav--scrolled) .nav__links a { color: #ffffff; }
.nav__links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition-fast);
    border-radius: 2px;
}
.nav:not(.nav--scrolled) .nav__links a::after { background: #ffffff; }
.nav__links a:hover { color: var(--text-primary); }
.nav:not(.nav--scrolled) .nav__links a:hover { color: #ffffff; }
.nav__links a:hover::after { width: 100%; }
.nav__cta { margin-left: 8px; }
.nav__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
    cursor: pointer;
}
.nav__burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
}
.nav__burger--active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__burger--active span:nth-child(2) { opacity: 0; }
.nav__burger--active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.nav__mobile {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(251, 252, 254, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 24px;
    border-bottom: 1px solid var(--border-light);
    z-index: 999;
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}
.nav__mobile--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}
.nav__mobile a {
    display: block;
    padding: 12px 0;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition-fast);
}
.nav__mobile a:last-child { border-bottom: none; }
.nav__mobile a:hover { color: var(--accent); }

.hero {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}
.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
    opacity: 1;
    pointer-events: none;
    background-image: url('/images/main.png');
}
@media (max-width: 1024px) {
    .hero__bg { opacity: 1; }
}
@media (max-width: 767px) {
    .hero__bg {
        opacity: 1;
        background-image: url('/images/main_mobile.png');
    }
}

.hero__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}
.hero__left {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.hero__title {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 5.8vw, 4.6rem);
    font-weight: 500;
    line-height: 1.06;
    letter-spacing: -0.03em;
    color: #ffffff;
}
.hero__title .highlight {
    color: #ffffff;
    font-style: italic;
    text-shadow: 0 0 10px rgba(128, 0, 32, 0.95), 0 0 24px rgba(128, 0, 32, 0.7);
}
.hero__sub {
    font-size: clamp(1rem, 1.3vw, 1.2rem);
    color: #ffffff;
    max-width: 520px;
    line-height: 1.8;
    font-weight: 400;
}
.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 8px;
}
.hero__footnote {
    font-size: 13px;
    color: #ffffff;
    margin-top: 4px;
    opacity: 0.8;
}

.stats-banner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 20px;
}
.stat-banner-item {
    text-align: center;
    padding: 28px 20px;
    background: var(--surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.stat-banner-item::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent);
    opacity: 0.2;
    transition: var(--transition-fast);
}
.stat-banner-item:hover::before { opacity: 1; height: 4px; }
.stat-banner-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-medium);
}
.stat-banner-item__number {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 3vw, 3.4rem);
    font-weight: 600;
    color: var(--accent);
    line-height: 1.1;
}
.stat-banner-item__label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
    font-weight: 500;
}

.modes-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 48px;
}
.mode-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.mode-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent);
    opacity: 0.15;
    transition: var(--transition-fast);
}
.mode-card:hover::before { opacity: 1; height: 4px; }
.mode-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-medium);
}
.mode-card__icon { font-size: 36px; margin-bottom: 14px; display: block; }
.mode-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.mode-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}
.mode-card ul {
    margin-top: 12px;
    list-style: none;
    padding: 0;
}
.mode-card ul li {
    padding: 4px 0;
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.mode-card ul li::before {
    content: '◆';
    color: var(--accent);
    font-weight: 700;
    font-size: 10px;
}
.mode-card--full { grid-column: span 2; }

.proof-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}
.proof-feature {
    background: var(--surface);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.proof-feature::after {
    content: '';
    position: absolute;
    bottom: 0; left: 20%; right: 20%;
    height: 2px;
    background: var(--accent);
    opacity: 0.15;
    transition: var(--transition-fast);
}
.proof-feature:hover::after { left: 10%; right: 10%; opacity: 0.6; }
.proof-feature:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-medium);
}
.proof-feature__icon { font-size: 32px; margin-bottom: 10px; }
.proof-feature h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
}
.proof-feature p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.stats-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 32px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}
.stats-list-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 20px;
    background: var(--surface);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    font-size: 15px;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}
.stats-list-item:hover {
    border-color: var(--accent-medium);
    transform: translateX(6px);
    background: var(--accent-soft);
    box-shadow: var(--shadow-md);
}
.stats-list-item .check {
    color: var(--accent);
    font-weight: 700;
    font-size: 18px;
    flex-shrink: 0;
}

.isabela-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 20px;
}
.isabela-grid__image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(145deg, var(--primary-subtle), #F0F3FC);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 24px;
    color: var(--text-tertiary);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--accent-medium);
    position: relative;
}
.isabela-grid__image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: linear-gradient(145deg, var(--primary-subtle), #F0F3FC);
}
.isabela-grid__image::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 4px;
    background: var(--accent);
    opacity: 0.3;
}
.isabela-grid__content h3 {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 500;
    margin-bottom: 16px;
}
.isabela-grid__content p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.community-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 32px;
}
.community-block {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.community-block::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent);
    opacity: 0.12;
    transition: var(--transition-fast);
}
.community-block:hover::before { opacity: 0.6; height: 4px; }
.community-block:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-medium);
}
.community-block h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}
.community-block p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}
.ref-list {
    list-style: none;
    padding: 0;
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.ref-list li {
    padding: 6px 0 6px 20px;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-light);
    position: relative;
    line-height: 1.5;
}
.ref-list li:last-child { border-bottom: none; }
.ref-list li::before {
    content: '📖';
    position: absolute;
    left: -4px;
    top: 6px;
    font-size: 13px;
    opacity: 0.6;
}
.ref-list li strong {
    color: var(--accent);
    font-weight: 600;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 48px;
}
.plan-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: visible;
}
.plan-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent);
    opacity: 0.08;
    transition: var(--transition-fast);
}
.plan-card:hover::before { opacity: 0.5; height: 4px; }
.plan-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-medium);
}
.plan-card--featured {
    border-color: var(--accent);
    box-shadow: 0 8px 48px rgba(128, 0, 32, 0.10);
    background: linear-gradient(180deg, var(--surface), var(--accent-soft));
    padding-top: 48px;
}
.plan-card--featured::before {
    background: var(--accent);
    opacity: 0.6;
    height: 4px;
}
.plan-card--featured .plan-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 24px;
    border-radius: 100px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    white-space: nowrap;
    box-shadow: 0 2px 12px rgba(128, 0, 32, 0.20);
}
.plan-card__name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}
.plan-card__price {
    font-family: var(--font-serif);
    font-size: 34px;
    font-weight: 600;
    color: var(--accent);
    margin: 12px 0 4px;
}
.plan-card__price span {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-tertiary);
    font-family: var(--font-sans);
}
.plan-card__desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    min-height: 44px;
}
.plan-card__features {
    list-style: none;
    margin-bottom: 16px;
    flex-grow: 1;
}
.plan-card__features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px 0;
    font-size: 14px;
    color: var(--text-secondary);
}
.plan-card__features li::before {
    content: '✓';
    color: var(--accent);
    font-weight: 700;
    font-size: 16px;
}
.plan-card__note {
    font-size: 13px;
    color: var(--text-tertiary);
    text-align: center;
    margin-top: 12px;
    border-top: 1px solid var(--accent-medium);
    padding-top: 12px;
    font-style: italic;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 32px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}
.contact-grid::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--accent);
    opacity: 0.3;
}
.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-light);
}
.contact-item:last-child { border-bottom: none; }
.contact-item__icon {
    font-size: 24px;
    width: 48px;
    height: 48px;
    background: var(--accent-soft);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
    border: 1px solid var(--accent-medium);
}
.contact-item__content {
    display: flex;
    flex-direction: column;
}
.contact-item__label {
    font-size: 13px;
    color: var(--text-tertiary);
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.contact-item__value {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
}
.contact-item__value a {
    color: var(--accent);
    transition: var(--transition-fast);
}
.contact-item__value a:hover { color: var(--primary-dark); }

.faq-list {
    max-width: 740px;
    margin: 48px auto 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.faq-item {
    background: var(--surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.faq-item:hover {
    border-color: var(--accent-medium);
    box-shadow: var(--shadow-md);
}
.faq-item__question {
    width: 100%;
    padding: 20px 28px;
    text-align: left;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    transition: var(--transition-fast);
    gap: 16px;
}
.faq-item__question:hover { color: var(--accent); }
.faq-item__question .arrow {
    font-size: 22px;
    transition: var(--transition-fast);
    color: var(--text-tertiary);
    flex-shrink: 0;
}
.faq-item--open .faq-item__question .arrow {
    transform: rotate(180deg);
    color: var(--accent);
}
.faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.22, 1, 0.36, 1), padding 0.3s ease;
    padding: 0 28px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
}
.faq-item--open .faq-item__answer {
    max-height: 400px;
    padding: 0 28px 24px;
}
.faq-item--open {
    border-color: var(--accent-medium);
}

.cta-final {
    position: relative;
    border-radius: var(--radius-xl);
    padding: 80px 48px;
    text-align: center;
    overflow: hidden;
    margin-top: 20px;
    min-height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.cta-final__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.5;
    transition: opacity 0.6s ease;
}
.cta-final__bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(251, 252, 254, 0.85), rgba(251, 252, 254, 0.70));
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.cta-final:hover .cta-final__bg { opacity: 0.65; }
.cta-final__content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}
.cta-final h2 {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 3.8vw, 3.2rem);
    font-weight: 500;
    margin-bottom: 14px;
}
.cta-final p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 28px;
    line-height: 1.7;
}
.cta-final .btn-group {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer {
    padding: 48px 0 32px;
    border-top: 1px solid rgba(75, 90, 158, 0.15);
    margin-top: 40px;
    position: relative;
    z-index: 1;
}
.footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}
.footer__copy {
    font-size: 13px;
    color: var(--text-tertiary);
}
.footer__copy strong { color: var(--accent); }
.footer__links {
    display: flex;
    gap: 24px;
    font-size: 13px;
    color: var(--text-tertiary);
    align-items: center;
}
.footer__links a:hover { color: var(--accent); }
.footer__links .instagram-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--accent-soft);
    padding: 4px 14px 4px 10px;
    border-radius: 100px;
    border: 1px solid var(--accent-medium);
    transition: var(--transition-fast);
    color: var(--accent);
    font-weight: 500;
}
.footer__links .instagram-link:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
        transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal--visible { opacity: 1; transform: translateY(0); }
.reveal--left { transform: translateX(-50px); }
.reveal--left.reveal--visible { transform: translateX(0); }
.reveal--right { transform: translateX(50px); }
.reveal--right.reveal--visible { transform: translateX(0); }
.reveal--scale { transform: scale(0.94); }
.reveal--scale.reveal--visible { transform: scale(1); }

.stagger>* {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
        transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.stagger.reveal--visible>*:nth-child(1) { transition-delay: 0.05s; }
.stagger.reveal--visible>*:nth-child(2) { transition-delay: 0.12s; }
.stagger.reveal--visible>*:nth-child(3) { transition-delay: 0.19s; }
.stagger.reveal--visible>*:nth-child(4) { transition-delay: 0.26s; }
.stagger.reveal--visible>* {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1024px) {
    .hero__grid {
        grid-template-columns: 1fr;
        gap: 40px;
        padding-top: 20px;
    }
    .hero {
        min-height: auto;
        padding: 100px 0 60px;
    }
    .hero__left {
        order: 2;
        text-align: center;
        align-items: center;
    }
    .hero__sub { max-width: 100%; }
    .hero__actions { justify-content: center; }
    .stats-banner { grid-template-columns: 1fr 1fr; }
    .modes-grid { grid-template-columns: 1fr; }
    .mode-card--full { grid-column: span 1; }
    .proof-features { grid-template-columns: 1fr; }
    .stats-list { grid-template-columns: 1fr; }
    .isabela-grid { grid-template-columns: 1fr; gap: 32px; text-align: center; }
    .isabela-grid__image { max-width: 400px; margin: 0 auto; }
    .community-grid { grid-template-columns: 1fr; }
    .plans-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    .contact-grid { grid-template-columns: 1fr; padding: 32px 24px; }
    .section { padding: 70px 0; }
    .cta-final { padding: 60px 32px; min-height: 260px; }
}

@media (max-width: 767px) {
    .nav__links { display: none; }
    .nav__burger { display: flex; }
    .nav__mobile { display: block; }
    .hero { padding: 88px 0 48px; }
    .hero__title { font-size: 2.4rem; }
    .stats-banner { grid-template-columns: 1fr 1fr; gap: 16px; }
    .stat-banner-item { padding: 18px 12px; }
    .modes-grid { grid-template-columns: 1fr; gap: 20px; }
    .mode-card { padding: 28px 24px; }
    .proof-features { grid-template-columns: 1fr; }
    .stats-list { grid-template-columns: 1fr; }
    .plans-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
    .contact-grid { grid-template-columns: 1fr; padding: 28px 20px; }
    .contact-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding: 16px 0;
    }
    .contact-item__icon { width: 40px; height: 40px; font-size: 20px; }
    .cta-final { padding: 48px 24px; border-radius: var(--radius-lg); min-height: 220px; }
    .cta-final .btn-group { flex-direction: column; align-items: center; }
    .cta-final .btn-group .btn { width: 100%; justify-content: center; }
    .faq-item__question { padding: 16px 20px; font-size: 15px; }
    .faq-item__answer { font-size: 14px; padding: 0 20px; }
    .faq-item--open .faq-item__answer { padding: 0 20px 20px; }
    .footer__inner { flex-direction: column; text-align: center; gap: 12px; }
    .footer__links { flex-wrap: wrap; justify-content: center; }
    .section { padding: 50px 0; }
    .section-title { font-size: 1.8rem; }
    .container { padding: 0 18px; }
    .nav { padding: 12px 0; }
    .nav__logo { font-size: 19px; }
    .nav__logo .logo-icon { width: 32px; height: 32px; }
    .gallery-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .hero__title { font-size: 2rem; }
    .stats-banner { grid-template-columns: 1fr 1fr; gap: 12px; }
    .stat-banner-item__number { font-size: 1.8rem; }
    .section-title { font-size: 1.6rem; }
    .plan-card__price { font-size: 28px; }
    .cta-final h2 { font-size: 1.6rem; }
    .btn { padding: 12px 24px; font-size: 14px; }
    .container { padding: 0 14px; }
    .section { padding: 40px 0; }
    .contact-grid { padding: 20px 16px; }
    .cta-final { padding: 36px 18px; min-height: 180px; }
    .plan-card--featured { padding-top: 48px; }
}

@media (max-width: 375px) {
    .hero__title { font-size: 1.7rem; }
    .section-title { font-size: 1.4rem; }
    .stat-banner-item { padding: 12px 8px; }
    .stat-banner-item__number { font-size: 1.5rem; }
    .plan-card { padding: 24px 18px; }
    .plan-card__price { font-size: 24px; }
    .nav__logo { font-size: 17px; }
    .nav__logo .logo-icon { width: 28px; height: 28px; }
    .plan-card--featured { padding-top: 44px; }
}

@media (max-width: 767px) {
    .hero__bg {
        background-image: url('/images/main_mobile.png');
    }
    .shape { display: none; }
}

.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(75, 90, 158, 0.025) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.5s ease;
    opacity: 0;
    will-change: transform;
}
.cursor-glow--visible { opacity: 1; }

.particle {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    background: var(--primary);
    opacity: 0.04;
    will-change: transform;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    opacity: 0.5;
    animation: scroll-bounce 2.5s ease-in-out infinite;
}
.scroll-indicator .mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--text-tertiary);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}
.scroll-indicator .mouse .wheel {
    width: 3px;
    height: 8px;
    background: var(--accent);
    border-radius: 2px;
    animation: scroll-wheel 2s ease-in-out infinite;
}
@keyframes scroll-wheel {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(8px); opacity: 0.3; }
}
@keyframes scroll-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-6px); }
}
@media (max-width: 767px) {
    .scroll-indicator { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
    .cursor-glow,
    #particles,
    .scroll-indicator { display: none; }
    .reveal,
    .stagger > * {
        opacity: 1;
        transform: none;
    }
}

.page-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, rgba(75, 90, 158, 0.08), rgba(128, 0, 32, 0.04));
    border-bottom: 1px solid var(--border-light);
}
.page-header .section-title {
    margin-bottom: 12px;
}
.breadcrumb {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 13px;
    color: var(--text-tertiary);
    margin-bottom: 16px;
}
.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
}
.breadcrumb a:hover {
    color: var(--accent);
    text-decoration: underline;
}
.breadcrumb-sep {
    opacity: 0.5;
}

.content-block {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    margin-top: 24px;
}
.content-block h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 500;
    margin: 32px 0 12px;
    color: var(--text-primary);
}
.content-block h2:first-child {
    margin-top: 0;
}
.content-block p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}
.content-block ul {
    list-style: disc;
    padding-left: 24px;
    margin-bottom: 16px;
}
.content-block ul li {
    padding: 4px 0;
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
}
.content-block .cta-inline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.medquest-definition {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    margin-top: 48px;
}
.medquest-definition h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--text-primary);
}
.medquest-definition p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
}
.medquest-definition p:last-child { margin-bottom: 0; }

.authorship-note {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 12px;
    font-style: italic;
}

.last-updated {
    font-size: 13px;
    color: var(--text-tertiary);
    margin-bottom: 24px;
}

.legal-list {
    list-style: decimal;
    padding-left: 24px;
}
.legal-list li {
    padding: 8px 0;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}
.legal-list li::marker {
    color: var(--accent);
    font-weight: 700;
}