/* ============================================================
   Eindelijk Beter Slapen — Premium Landing Styles
   ============================================================ */

:root {
    --color-bg: #fafaf8;
    --color-bg-alt: #f3f2ee;
    --color-white: #ffffff;
    --color-text: #1a1f2e;
    --color-text-muted: #6b7280;
    --color-text-light: #9ca3af;
    --color-primary: #3d5a80;
    --color-primary-hover: #2f4663;
    --color-accent: #7c9a92;
    --color-accent-light: #e8f0ed;
    --color-border: #e8e8e3;
    --color-success: #4a7c59;
    --color-error: #b54a4a;

    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;

    --shadow-sm: 0 1px 3px rgba(26, 31, 46, 0.06);
    --shadow-md: 0 4px 20px rgba(26, 31, 46, 0.08);
    --shadow-lg: 0 12px 40px rgba(26, 31, 46, 0.1);

    --transition: 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-hover); }

h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    margin: 0 0 var(--space-sm);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; font-family: var(--font-sans); font-weight: 600; }

p { margin: 0 0 var(--space-sm); }

.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-sm);
    background: var(--color-primary);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    z-index: 9999;
}
.skip-link:focus { top: var(--space-sm); }

.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.container--narrow { max-width: 720px; }

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(250, 250, 248, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn--primary {
    background: var(--color-primary);
    color: white;
}
.btn--primary:hover {
    background: var(--color-primary-hover);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn--small { padding: 0.5rem 1.25rem; font-size: 0.875rem; }
.btn--full { width: 100%; }

.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* Hero */
.hero {
    padding: var(--space-xl) 0 var(--space-lg);
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-bg) 100%);
}

.hero__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.hero__eyebrow {
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.hero__title { margin-bottom: var(--space-md); }

.hero__subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 520px;
}

.hero__tagline {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-accent);
    margin: var(--space-md) 0 var(--space-lg);
}

.hero__trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm) var(--space-md);
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0 0;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.hero__image-placeholder {
    aspect-ratio: 4/5;
    background: var(--color-accent-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    border: 2px dashed var(--color-border);
}

.hero__image {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Social proof bar */
.social-proof-bar {
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md) 0;
}

.social-proof-bar__grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
    text-align: center;
}

.social-proof-bar__number {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-primary);
}

.social-proof-bar__label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.social-proof-bar__max {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.social-proof-bar__stars {
    display: block;
    color: #f5a623;
    letter-spacing: 1px;
    font-size: 0.875rem;
    margin: 0.125rem 0;
}

.social-proof-bar__item--rating .social-proof-bar__number {
    line-height: 1.1;
}

.trust-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.trust-badge__stars { color: #f5a623; letter-spacing: 2px; }
.trust-badge__text { font-size: 0.75rem; color: var(--color-text-light); }

/* Sections */
.section { padding: var(--space-2xl) 0; }
.section--alt { background: var(--color-bg-alt); }

.section-header { margin-bottom: var(--space-lg); }
.section-header--center { text-align: center; }

.section-label {
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.section-intro {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 560px;
    margin: var(--space-sm) auto 0;
}

.section-closer {
    font-size: 1.125rem;
    text-align: center;
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.section-closer--center { max-width: 640px; margin-left: auto; margin-right: auto; }

.promise-box {
    text-align: center;
    padding: var(--space-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
}

.promise-box h2 { margin-bottom: var(--space-md); }

.check-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 600;
}

.check-list--inline {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm) var(--space-lg);
    margin-top: var(--space-md);
}

.check-list--inline li { padding-left: 1.5rem; }

/* Problem list */
.problem-list {
    display: grid;
    gap: var(--space-md);
}

.problem-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.problem-item__icon { font-size: 1.5rem; flex-shrink: 0; }

/* Split section */
.split-section {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-xl);
    align-items: start;
}

.check-list { list-style: none; padding: 0; margin: var(--space-md) 0; }
.check-list li {
    padding: var(--space-xs) 0 var(--space-xs) 1.75rem;
    position: relative;
}
.check-list--cross li::before {
    content: '✕';
    position: absolute;
    left: 0;
    color: var(--color-error);
    font-size: 0.875rem;
}

.stat-card {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-md);
}

.stat-card__number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--color-primary);
}

.stat-card__label { font-size: 0.875rem; color: var(--color-text-muted); }

.stat-card--accent {
    background: var(--color-accent-light);
    border: 1px solid var(--color-accent);
}

.stat-card--accent .stat-card__number { color: var(--color-success); }

/* Learn grid */
.learn-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.learn-card {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: box-shadow var(--transition);
}
.learn-card:hover { box-shadow: var(--shadow-md); }

.learn-card--highlight {
    border-color: var(--color-accent);
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-accent-light) 100%);
}

.learn-card__day {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: var(--color-accent-light);
    padding: 0.375rem 0.75rem;
    border-radius: 999px;
    margin-bottom: var(--space-sm);
}

.learn-card h3 {
    font-size: 1.0625rem;
    font-weight: 500;
    line-height: 1.45;
    margin-top: 0;
    color: var(--color-text);
}

.inline-cta {
    text-align: center;
    margin-top: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-accent-light);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-accent);
}

.inline-cta__text {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.section-cta-link {
    text-align: center;
    margin-top: var(--space-md);
}

.section-cta-link a {
    font-weight: 600;
    font-size: 1.0625rem;
}

.form-trust {
    text-align: center;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin: var(--space-sm) 0 0;
}

.sticky-cta {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    padding: var(--space-sm) var(--space-md);
    background: rgba(250, 250, 248, 0.96);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 -4px 20px rgba(26, 31, 46, 0.08);
    transform: translateY(100%);
    transition: transform var(--transition);
}

.sticky-cta.is-visible {
    transform: translateY(0);
}

.sticky-cta .btn {
    width: 100%;
}

/* Timeline */
.timeline { max-width: 640px; margin: 0 auto; }

.timeline__item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: var(--space-md);
    padding-bottom: var(--space-lg);
    border-left: 2px solid var(--color-border);
    margin-left: 50px;
    padding-left: var(--space-lg);
    position: relative;
}

.timeline__item:last-child { border-left-color: transparent; }

.timeline__marker {
    position: absolute;
    left: -62px;
    background: var(--color-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    white-space: nowrap;
}

.timeline__content h3 { color: var(--color-primary); margin-bottom: 0.25rem; }
.timeline__content p { color: var(--color-text-muted); font-size: 0.9375rem; margin: 0; }

/* Video placeholder */
.video-placeholder {
    aspect-ratio: 16/9;
    background: var(--color-text);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.video-placeholder__inner {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
}

.video-placeholder__play {
    font-size: 3rem;
    opacity: 0.7;
    margin-bottom: var(--space-sm);
}

/* Reviews */
.reviews__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.review-card {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.review-card__stars { color: #f5a623; margin-bottom: var(--space-sm); }
.review-card__text { font-style: italic; margin-bottom: var(--space-md); font-size: 0.9375rem; }
.review-card__footer { display: flex; align-items: center; gap: var(--space-sm); }

.review-card__avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--color-primary);
}

.review-card__name { font-style: normal; font-weight: 600; font-size: 0.875rem; display: block; }
.review-card__meta { font-size: 0.75rem; color: var(--color-text-light); }

.reviews__badges {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.platform-badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: var(--color-white);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.platform-badge__icon {
    width: 24px;
    height: 24px;
    background: var(--color-accent-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.75rem;
}

/* FAQ */
.faq__item {
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md) 0;
}

.faq__question {
    font-weight: 500;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.faq__question::-webkit-details-marker { display: none; }
.faq__question::after { content: '+'; font-size: 1.25rem; color: var(--color-accent); }
.faq__item[open] .faq__question::after { content: '−'; }

.faq__answer { padding-top: var(--space-sm); color: var(--color-text-muted); }
.faq__answer p { margin: 0; }

/* Signup form */
.signup-form-wrap {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    max-width: 420px;
}

.signup-form-wrap__title {
    font-size: 1.25rem;
    font-family: var(--font-sans);
    margin-bottom: 0.25rem;
}

.signup-form-wrap__subtitle {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 0.375rem;
}

.signup-form-wrap__social {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.375rem 0.5rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin: 0 0 var(--space-md);
    line-height: 1.4;
}

.signup-form-wrap__social-stars {
    color: #f5a623;
    letter-spacing: 1px;
    font-size: 0.75rem;
}

.signup-form-wrap__social strong {
    color: var(--color-text);
    font-weight: 600;
}

.form-group { margin-bottom: var(--space-sm); }

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-family: var(--font-sans);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    transition: border-color var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
}

.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
}

.form-message {
    margin-top: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}
.form-message--success { background: #e8f5ec; color: var(--color-success); }
.form-message--error { background: #fce8e8; color: var(--color-error); }

.form-privacy {
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-top: var(--space-sm);
    margin-bottom: 0;
    text-align: center;
}

/* Final CTA */
.cta-final {
    background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-accent-light) 100%);
}

.cta-final .signup-form-wrap { margin: 0 auto; }

/* Alert */
.alert {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
    font-size: 0.875rem;
}
.alert--error { background: #fce8e8; color: var(--color-error); }

/* Simple pages */
.page-simple { padding: var(--space-2xl) 0; min-height: 60vh; }

.card {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.card--center { text-align: center; }

.card__icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto var(--space-md);
}
.card__icon--success { background: #e8f5ec; color: var(--color-success); }
.card__icon--error { background: #fce8e8; color: var(--color-error); }

.text-muted { color: var(--color-text-muted); }

/* Footer */
.site-footer {
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-white);
}

.site-footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.site-footer nav { display: flex; gap: var(--space-md); }

/* Admin styles */
.admin-body { background: #f0f0ec; }
.admin-header {
    background: var(--color-text);
    color: white;
    padding: var(--space-sm) 0;
}
.admin-header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.admin-header a { color: rgba(255,255,255,0.8); }
.admin-header a:hover { color: white; }
.admin-main { padding: var(--space-lg) 0; }
.admin-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}
.admin-stat {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}
.admin-stat__number {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--color-primary);
}
.admin-stat__label { font-size: 0.875rem; color: var(--color-text-muted); }
.admin-table-wrap {
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.admin-table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
.admin-table th, .admin-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}
.admin-table th { background: var(--color-bg-alt); font-weight: 600; }
.admin-login {
    max-width: 400px;
    margin: var(--space-2xl) auto;
}

.status-badge {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}
.status-badge--active { background: #e8f5ec; color: var(--color-success); }
.status-badge--completed { background: #e8eef5; color: var(--color-primary); }
.status-badge--unsubscribed { background: #f0f0f0; color: var(--color-text-muted); }

/* Responsive */
@media (max-width: 900px) {
    .hero__grid,
    .split-section,
    .learn-grid,
    .reviews__grid { grid-template-columns: 1fr; }

    .hero__visual { order: -1; }
    .hero__image-placeholder { aspect-ratio: 16/9; }

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

    .timeline__item { margin-left: 30px; padding-left: var(--space-md); }
    .timeline__marker { left: -42px; font-size: 0.6875rem; }

    body.has-sticky-cta { padding-bottom: 72px; }
}

@media (max-width: 600px) {
    .social-proof-bar__grid { grid-template-columns: 1fr 1fr; }
    .site-footer__inner { flex-direction: column; gap: var(--space-sm); }
    .admin-stats { grid-template-columns: 1fr; }
    .admin-table-wrap { overflow-x: auto; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition-duration: 0.01ms !important; }
}