/* ============================================
   HydroLog — Launch Page
   ============================================ */

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

:root {
    --color-primary: #e8632b;
    --color-primary-dark: #c94f1d;
    --color-primary-light: #f4a261;
    --color-dark: #2d3a4a;
    --color-dark-deep: #1a2332;
    --color-text: #4a5568;
    --color-text-light: #718096;
    --color-bg: #ffffff;
    --color-bg-alt: #f7f9fc;
    --color-bg-dark: #0f1923;
    --color-success: #22c55e;
    --color-border: #e2e8f0;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-family);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

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

h1, h2, h3, h4 {
    color: var(--color-dark);
    font-weight: 700;
    line-height: 1.3;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    gap: 8px;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(232, 99, 43, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--color-dark);
    border-color: var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.btn-outline-light {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.4);
}

.btn-outline-light:hover {
    background: rgba(255,255,255,0.1);
    border-color: #fff;
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-nav {
    background: var(--color-primary);
    color: #fff;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
}

.btn-nav:hover {
    background: var(--color-primary-dark);
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    border-bottom-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
}

.logo-icon {
    width: 36px;
    height: 36px;
}

.logo-text {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--color-dark);
}

.logo-accent {
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 8px;
}

.nav-links li a {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-links li a:hover {
    color: var(--color-primary);
    background: rgba(232, 99, 43, 0.06);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
    position: relative;
    padding: 160px 0 120px;
    background: linear-gradient(135deg, #f8fafc 0%, #eef2f7 50%, #f0f4f8 100%);
    overflow: hidden;
    text-align: center;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(232, 99, 43, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(45, 58, 74, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: 720px;
    margin: 0 auto;
    position: relative;
}

.launch-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 22px;
    background: rgba(232, 99, 43, 0.08);
    border: 1px solid rgba(232, 99, 43, 0.2);
    border-radius: 100px;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 32px;
    letter-spacing: 0.5px;
}

.launch-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-primary);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.85); }
}

.hero h1 {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.text-accent {
    color: var(--color-primary);
}

.text-accent-light {
    color: var(--color-primary-light);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-light);
    margin-bottom: 40px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 48px;
}

.hero-badges {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-badge-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--color-text-light);
    font-weight: 500;
}

/* --- Section Styles --- */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(232, 99, 43, 0.08);
    color: var(--color-primary);
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.section-tag.light {
    background: rgba(232, 99, 43, 0.15);
    color: var(--color-primary-light);
}

.section-header h2 {
    font-size: 2.4rem;
    margin-bottom: 16px;
    letter-spacing: -0.3px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

.section-desc-light {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.8;
}

/* --- Problem Section --- */
.problem {
    padding: 100px 0;
    background: var(--color-bg);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.problem-card {
    padding: 36px 28px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(232, 99, 43, 0.2);
}

.problem-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(232, 99, 43, 0.08);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.problem-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.problem-card p {
    font-size: 0.92rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* --- Features Section --- */
.features {
    padding: 100px 0;
    background: var(--color-bg-alt);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    padding: 32px 26px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(232, 99, 43, 0.2);
}

.feature-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(232, 99, 43, 0.08);
    border-radius: var(--radius-md);
    margin-bottom: 18px;
}

.feature-card h3 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* --- Value Section --- */
.value {
    padding: 100px 0;
    background: var(--color-dark-deep);
}

.value .section-header h2 {
    color: #fff;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.value-card {
    padding: 36px 30px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.value-card:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(232, 99, 43, 0.3);
    transform: translateY(-4px);
}

.value-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(232, 99, 43, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.value-card h3 {
    font-size: 1.1rem;
    color: #fff;
    margin-bottom: 8px;
}

.value-card p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
}

/* --- CTA Section --- */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    text-align: center;
}

.cta-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.cta-content h2 {
    color: #fff;
    font-size: 2.4rem;
    margin-bottom: 16px;
}

.cta-content p {
    color: rgba(255,255,255,0.85);
    font-size: 1.1rem;
    margin-bottom: 36px;
    line-height: 1.8;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.cta .btn-primary {
    background: #fff;
    color: var(--color-primary);
    border-color: #fff;
}

.cta .btn-primary:hover {
    background: rgba(255,255,255,0.9);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.cta-perks {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.cta-perk {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.cta-perk svg {
    flex-shrink: 0;
    opacity: 0.8;
}

/* --- Footer --- */
.footer {
    padding: 60px 0 30px;
    background: var(--color-dark-deep);
    color: rgba(255,255,255,0.6);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

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

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 380px;
}

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

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col h4 {
    color: #fff;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.footer-col a {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.5);
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
}

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

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.82rem;
    transition: var(--transition);
}

.footer-bottom-links a:hover {
    color: var(--color-primary);
}

/* --- Book a Demo Nav Button --- */
.btn-demo-nav {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    font-family: var(--font-family);
}

.btn-demo-nav:hover {
    background: var(--color-primary);
    color: #fff;
}

/* --- Demo Modal Overlay --- */
.demo-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(15, 25, 35, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.demo-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* --- Demo Modal --- */
.demo-modal {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.25);
    width: 100%;
    max-width: 580px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 40px 36px;
    position: relative;
    transform: translateY(20px) scale(0.97);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.demo-modal-overlay.active .demo-modal {
    transform: translateY(0) scale(1);
}

.demo-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-light);
    transition: var(--transition);
}

.demo-modal-close:hover {
    background: #fff;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

/* --- Demo Modal Header --- */
.demo-modal-header {
    text-align: center;
    margin-bottom: 32px;
}

.demo-modal-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(232, 99, 43, 0.08);
    border-radius: var(--radius-md);
    margin: 0 auto 16px;
}

.demo-modal-header h2 {
    font-size: 1.6rem;
    margin-bottom: 8px;
}

.demo-modal-header p {
    font-size: 0.92rem;
    color: var(--color-text-light);
    line-height: 1.7;
    max-width: 420px;
    margin: 0 auto;
}

/* --- Demo Form --- */
.demo-form-section {
    margin-bottom: 24px;
}

.demo-form-section h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color-border);
}

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

.demo-form-group {
    margin-bottom: 16px;
}

.demo-form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.demo-form-group label .required {
    color: var(--color-primary);
}

.demo-form-group input,
.demo-form-group select,
.demo-form-group textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-family);
    font-size: 0.92rem;
    color: var(--color-dark);
    background: var(--color-bg);
    transition: var(--transition);
    outline: none;
}

.demo-form-group input::placeholder,
.demo-form-group textarea::placeholder {
    color: var(--color-text-light);
    opacity: 0.7;
}

.demo-form-group input:focus,
.demo-form-group select:focus,
.demo-form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(232, 99, 43, 0.1);
}

.demo-form-group input.error,
.demo-form-group select.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.demo-form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23718096' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.demo-form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.demo-field-error {
    display: block;
    font-size: 0.78rem;
    color: #ef4444;
    margin-top: 4px;
    min-height: 18px;
}

.demo-submit-btn {
    width: 100%;
    margin-top: 8px;
}

/* --- Demo Success State --- */
.demo-success {
    text-align: center;
    padding: 20px 0;
}

.demo-success-icon {
    margin-bottom: 20px;
    animation: successBounce 0.6s ease;
}

@keyframes successBounce {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.15); }
    100% { transform: scale(1); opacity: 1; }
}

.demo-success h2 {
    font-size: 1.5rem;
    color: var(--color-dark);
    margin-bottom: 10px;
}

.demo-success p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 24px;
}

.demo-success-details {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 28px;
    text-align: left;
}

.demo-success-details .detail-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--color-text);
}

.demo-success-details .detail-row:not(:last-child) {
    border-bottom: 1px solid var(--color-border);
}

.demo-success-details .detail-label {
    font-weight: 600;
    color: var(--color-dark);
    min-width: 80px;
}

.demo-success-details .detail-value {
    color: var(--color-text-light);
}

/* --- Calendar Widget --- */
.demo-calendar-hint {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 16px;
    line-height: 1.6;
}

.demo-calendar {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 8px;
}

.demo-calendar-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.demo-cal-month {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-dark);
}

.demo-cal-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    cursor: pointer;
    color: var(--color-text);
    transition: var(--transition);
}

.demo-cal-arrow:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(232, 99, 43, 0.04);
}

.demo-cal-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.demo-cal-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
    margin-bottom: 6px;
}

.demo-cal-weekdays span {
    text-align: center;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 0;
}

.demo-cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 3px;
}

.demo-cal-day {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 38px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--color-dark);
    cursor: pointer;
    border: 1.5px solid transparent;
    background: var(--color-bg);
    transition: var(--transition);
    position: relative;
}

.demo-cal-day:hover:not(.disabled):not(.empty) {
    border-color: var(--color-primary);
    background: rgba(232, 99, 43, 0.04);
}

.demo-cal-day.selected {
    background: var(--color-primary);
    color: #fff;
    font-weight: 700;
    border-color: var(--color-primary);
}

.demo-cal-day.selected:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.demo-cal-day.today:not(.selected) {
    border-color: var(--color-primary);
    color: var(--color-primary);
    font-weight: 600;
}

.demo-cal-day.disabled {
    color: var(--color-border);
    cursor: not-allowed;
    background: transparent;
}

.demo-cal-day.empty {
    cursor: default;
    background: transparent;
}

.demo-cal-day.weekend:not(.selected):not(.disabled) {
    color: var(--color-text-light);
}

/* --- Selected Slots List --- */
.demo-slots-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 4px;
}

.demo-slot-item {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slotSlideIn 0.25s ease;
}

@keyframes slotSlideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.demo-slot-date {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-dark);
    min-width: 140px;
    white-space: nowrap;
}

.demo-slot-date svg {
    flex-shrink: 0;
    color: var(--color-primary);
}

.demo-slot-time-select {
    flex: 1;
}

.demo-slot-time-select select {
    width: 100%;
    padding: 8px 32px 8px 10px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-family);
    font-size: 0.85rem;
    color: var(--color-dark);
    background: var(--color-bg);
    transition: var(--transition);
    outline: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23718096' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

.demo-slot-time-select select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(232, 99, 43, 0.1);
}

.demo-slot-time-select select.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.demo-slot-remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    cursor: pointer;
    color: var(--color-text-light);
    transition: var(--transition);
    flex-shrink: 0;
}

.demo-slot-remove:hover {
    background: #fef2f2;
    border-color: #ef4444;
    color: #ef4444;
}

.demo-slots-empty {
    display: none;
}

/* --- Footer Demo Link --- */
.footer-demo-link {
    cursor: pointer;
}

.footer-demo-link:hover {
    color: var(--color-primary) !important;
}

/* --- Body no scroll when modal open --- */
body.modal-open {
    overflow: hidden;
}

/* --- Legal Pages (Privacy & Terms) --- */
.legal-page {
    padding: 120px 0 80px;
    background: var(--color-bg);
}

.legal-header {
    text-align: center;
    margin-bottom: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-border);
}

.legal-header h1 {
    font-size: 2.4rem;
    margin-bottom: 8px;
}

.legal-updated {
    font-size: 0.88rem;
    color: var(--color-text-light);
}

.legal-content {
    max-width: 720px;
    margin: 0 auto;
}

.legal-section {
    margin-bottom: 36px;
}

.legal-section h2 {
    font-size: 1.2rem;
    color: var(--color-dark);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-border);
}

.legal-section p {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 12px;
}

.legal-section ul {
    list-style: none;
    margin: 12px 0;
    padding: 0;
}

.legal-section ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    font-size: 0.93rem;
    color: var(--color-text);
    line-height: 1.7;
}

.legal-section ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
}

.legal-section a {
    color: var(--color-primary);
    font-weight: 500;
    transition: var(--transition);
}

.legal-section a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.legal-contact {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    margin-top: 12px;
}

.legal-contact p {
    margin-bottom: 4px;
    font-size: 0.92rem;
}

/* --- Hero Mock Image --- */
.hero-mockup {
    margin-top: 56px;
    position: relative;
}

.hero-mockup-window {
    background: var(--color-bg);
    border-radius: var(--radius-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    max-width: 820px;
    margin: 0 auto;
}

.mockup-titlebar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
}

.mockup-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #e2e8f0;
}

.mockup-dot.red { background: #f87171; }
.mockup-dot.yellow { background: #fbbf24; }
.mockup-dot.green { background: #34d399; }

.mockup-url {
    flex: 1;
    margin-left: 8px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 5px 14px;
    font-size: 0.75rem;
    color: var(--color-text-light);
    font-family: var(--font-family);
}

.mockup-body {
    padding: 24px;
    min-height: 320px;
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 20px;
}

.mockup-sidebar {
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    padding: 16px;
}

.mockup-sidebar-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
    font-size: 0.72rem;
    color: var(--color-text-light);
    font-weight: 500;
}

.mockup-sidebar-item.active {
    background: rgba(232, 99, 43, 0.08);
    color: var(--color-primary);
    font-weight: 600;
}

.mockup-sidebar-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-border);
}

.mockup-sidebar-item.active .mockup-sidebar-dot {
    background: var(--color-primary);
}

.mockup-main {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mockup-header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mockup-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-dark);
}

.mockup-badge {
    padding: 3px 10px;
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    font-size: 0.65rem;
    font-weight: 600;
    border-radius: 100px;
}

.mockup-bore-diagram {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 16px;
}

.mockup-diagram-visual {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mockup-data-panel {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mockup-data-card {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
}

.mockup-data-label {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-light);
    font-weight: 600;
    margin-bottom: 4px;
}

.mockup-data-value {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-dark);
}

.mockup-data-bar {
    height: 4px;
    background: var(--color-border);
    border-radius: 4px;
    margin-top: 6px;
    overflow: hidden;
}

.mockup-data-bar-fill {
    height: 100%;
    border-radius: 4px;
    background: var(--color-primary);
}

.mockup-tag {
    display: inline-block;
    margin-top: 4px;
    font-size: 0.65rem;
    color: var(--color-primary);
    font-weight: 600;
}

/* --- Blurred / Abstract Mockup --- */
.mockup-blurred {
    filter: blur(1.5px);
    opacity: 0.7;
    user-select: none;
    pointer-events: none;
}

.mockup-placeholder-line {
    height: 7px;
    background: var(--color-border);
    border-radius: 4px;
    margin-bottom: 8px;
}

.mockup-placeholder-active {
    background: rgba(232, 99, 43, 0.2);
}

.mockup-placeholder-pill {
    width: 60px;
    height: 16px;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 100px;
}

.mockup-coming-soon {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(1px);
    -webkit-backdrop-filter: blur(1px);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    pointer-events: none;
}

.mockup-coming-soon-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-dark);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    letter-spacing: 0.3px;
}

.mockup-coming-soon-badge svg {
    color: var(--color-primary);
}

.hero-mockup-window {
    position: relative;
}

/* --- Scroll Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 3rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
        transform: translateY(-120%);
        opacity: 0;
        transition: var(--transition);
        gap: 4px;
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links li a {
        display: block;
        padding: 12px 16px;
    }

    .btn-demo-nav {
        width: 100%;
    }

    .demo-modal {
        padding: 32px 24px;
    }

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

    .demo-slot-item {
        flex-wrap: wrap;
    }

    .demo-slot-date {
        min-width: unset;
        flex: 1;
    }

    .demo-slot-time-select {
        width: 100%;
        order: 3;
    }

    .mockup-body {
        grid-template-columns: 1fr;
    }

    .mockup-sidebar {
        display: none;
    }

    .mockup-bore-diagram {
        grid-template-columns: 1fr;
    }

    .legal-header h1 {
        font-size: 1.8rem;
    }

    .hero {
        padding: 130px 0 80px;
    }

    .hero h1 {
        font-size: 2.4rem;
    }

    .hero-subtitle {
        font-size: 1.05rem;
    }

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

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

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

    .cta-content h2 {
        font-size: 2rem;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-badges {
        flex-direction: column;
        align-items: center;
    }

    .section-header h2 {
        font-size: 1.6rem;
    }

    .cta-content h2 {
        font-size: 1.6rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-perks {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

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