/* =========================================================================
   BASE SETTINGS & VARIABLES
   ========================================================================= */
:root {
    /* Medical / clinic palette — calm, trustworthy, clinical */
    --primary-bg: #0b1220;
    --secondary-bg: #111d2e;
    --primary-accent: #2dd4bf;
    --primary-accent-deep: #0d9488;
    --secondary-accent: #38bdf8;
    --care-highlight: #fef3c7;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --glass-border: rgba(148, 163, 184, 0.12);
    --clinical-gradient: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(45, 212, 191, 0.12), transparent 55%),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(56, 189, 248, 0.06), transparent 50%);

    /* Layout */
    --max-width: 1200px;
    --nav-height: 80px;
    --tap-min: 48px;

    /* Effects */
    --card-bg: rgba(17, 29, 46, 0.85);
    --card-border: rgba(45, 212, 191, 0.12);
    --hover-glow: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --btn-glow: none;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--nav-height) + 12px);
}

body {
    font-family: 'Lexend', system-ui, sans-serif;
    background-color: var(--primary-bg);
    background-image: var(--clinical-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 700;
}

em {
    font-style: italic;
    color: var(--primary-accent);
}

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

.section-title {
    font-size: clamp(1.75rem, 4vw + 1rem, 3rem);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 40px;
}

/* =========================================================================
   COMPONENTS & UTILITIES
   ========================================================================= */
.glass-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.btn {
    display: inline-block;
    cursor: pointer;
    font-family: 'Lexend', system-ui, sans-serif;
    font-size: 16px;
    min-height: var(--tap-min);
    line-height: 1.2;
    touch-action: manipulation;
    font-weight: 600;
    border: none;
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-base);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-accent) 0%, var(--primary-accent-deep) 100%);
    color: #042f2e;
    font-weight: 700;
    padding: 16px 40px;
    border-radius: 8px;
    box-shadow: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    filter: brightness(1.06);
    box-shadow: 0 10px 24px -4px rgba(45, 212, 191, 0.3);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--primary-accent);
    padding: 14px 40px; /* adjusted for border */
    border-radius: 8px;
}

.btn-secondary:hover {
    background: var(--primary-accent);
    color: #ffffff;
    box-shadow: 0 10px 24px -4px rgba(45, 212, 191, 0.25);
}

.btn-submit {
    background: var(--primary-accent);
    color: #0A0E27;
    font-weight: 700;
    padding: 14px 40px;
    border-radius: 6px;
    width: 100%;
}

.btn-submit:hover {
    filter: brightness(1.06);
    box-shadow: 0 10px 24px -4px rgba(45, 212, 191, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--primary-accent);
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 14px;
    width: 100%;
}

.btn-outline:hover {
    background: var(--primary-accent);
    color: #0A0E27;
    font-weight: bold;
    border: 1px solid transparent;
}

/* =========================================================================
   LOADING INDICATOR
   ========================================================================= */
.loading-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: var(--primary-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(45, 212, 191, 0.25);
    border-radius: 50%;
    border-top-color: var(--primary-accent);
    animation: spin 1s ease-in-out infinite;
}

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

/* =========================================================================
   NAVIGATION
   ========================================================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    min-height: var(--tap-min);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-left: calc(60px + env(safe-area-inset-left, 0px));
    padding-right: calc(60px + env(safe-area-inset-right, 0px));
    padding-top: env(safe-area-inset-top, 0px);
    z-index: 1000;
    background: linear-gradient(to bottom, rgba(11, 18, 32, 0.94), rgba(11, 18, 32, 0));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: background var(--transition-base);
}

.navbar.scrolled {
    background: rgba(11, 18, 32, 0.97);
    border-bottom: 1px solid var(--glass-border);
}

.logo-link {
    display: block;
    width: auto;
}

.logo-img {
    height: 45px;
    width: auto;
    object-fit: contain;
    mix-blend-mode: screen; /* To remove blocky backgrounds assuming it's dark navy */
    filter: drop-shadow(0 0 10px rgba(6, 182, 212, 0.3));
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-links a:hover {
    color: var(--primary-accent);
    text-shadow: 0 0 8px rgba(45, 212, 191, 0.3);
}

.hamburger {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 1001; /* Above mobile menu */
}

.hamburger span {
    display: block;
    width: 30px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
}
.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* =========================================================================
   STATIC BACKGROUND IMAGES
   ========================================================================= */
.hero-bg-image {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: url('assets/hero-bg.webp');
    background-size: cover;
    background-position: center;
    z-index: 0;
    opacity: 0.9;
}

.solutions-bg-image {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: url('assets/solutions-bg.webp');
    background-size: cover;
    background-position: center;
    z-index: 0;
    opacity: 0.6;
}

.partners-bg-image {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: url('assets/partners-bg.webp');
    background-size: cover;
    background-position: center;
    z-index: 0;
}

/* =========================================================================
   SECTION 1: HERO
   ========================================================================= */
.hero {
    position: relative;
    min-height: min(100vh, 880px);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: calc(var(--nav-height) + 24px) calc(60px + env(safe-area-inset-right, 0px)) max(80px, env(safe-area-inset-bottom, 0px)) calc(60px + env(safe-area-inset-left, 0px));
    overflow: hidden;
}

@supports (height: 100dvh) {
    .hero {
        min-height: min(100dvh, 880px);
    }
}

.hero::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, rgba(11, 18, 32, 0.55) 0%, rgba(11, 18, 32, 0.2) 45%, var(--primary-bg) 100%);
    z-index: 1;
    pointer-events: none;
    height: 100%;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-eyebrow {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--care-highlight);
    margin-bottom: 16px;
    opacity: 0.95;
}

.hero-headline {
    font-size: clamp(2rem, 5vw + 1rem, 3.75rem);
    max-width: 20ch;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-subheadline {
    font-size: clamp(1rem, 0.5vw + 0.95rem, 1.125rem);
    color: var(--text-secondary);
    max-width: 38rem;
    margin-bottom: 15px;
}

.stats-bar {
    font-size: clamp(0.75rem, 0.5vw + 0.7rem, 0.875rem);
    color: var(--primary-accent);
    letter-spacing: 0.08em;
    margin-bottom: 40px;
    font-weight: 600;
}

.hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    width: 100%;
    max-width: 32rem;
}

.hero-cta-group .btn {
    flex: 1 1 auto;
    min-width: min(100%, 200px);
}

/* =========================================================================
   ANIMATIONS & EFFECTS
   ========================================================================= */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    pointer-events: none; /* Prevent invisible elements from blocking clicks */
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

.float-anim {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

/* =========================================================================
   SECTION 2: ABOUT
   ========================================================================= */
.about {
    padding: 120px 60px;
    background: linear-gradient(180deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
    content-visibility: auto;
    contain-intrinsic-size: 0 800px;
}

.about > .section-title {
    text-align: center;
    margin-bottom: 60px;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.about-card {
    padding: 40px;
    height: 100%;
}

.about-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.8;
}

.about-card p:last-child {
    margin-bottom: 0;
}

.how-it-works-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.step-card {
    padding: 30px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-icon {
    font-size: 32px;
    line-height: 1;
}

.step-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

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

/* =========================================================================
   SECTION 3: SOLUTIONS
   ========================================================================= */
.solutions {
    position: relative;
    padding: 100px 60px;
    overflow: hidden;
    background-color: transparent; /* Changed from var(--primary-bg) so z-index 0 image shows */
    content-visibility: auto;
    contain-intrinsic-size: 0 1200px;
}

.solutions::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(11, 18, 32, 0.72);
    z-index: 1;
}

.solutions-header {
    position: relative;
    z-index: 2;
}

.solutions-header .section-subtitle {
    margin-bottom: 48px;
    max-width: 42rem;
}

.solutions-lead {
    color: var(--text-secondary);
}

.apps-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.app-card {
    padding: 35px;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--card-border);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.app-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 36px rgba(45, 212, 191, 0.12);
}

.app-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.app-name {
    font-size: 22px;
    margin-bottom: 15px;
}

.app-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.app-prob {
    font-size: 14px;
    color: #cbd5e1; /* slightly lighter than secondary */
    margin-bottom: 15px;
}

.app-benefits {
    list-style: none;
    margin-bottom: 20px;
    flex-grow: 1;
}

.app-benefits li {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    position: relative;
    padding-left: 15px;
}

.app-benefits li::before {
    content: '•';
    color: var(--primary-accent);
    position: absolute;
    left: 0;
    top: 0;
    font-size: 16px;
    line-height: 1;
}

.app-perfect {
    font-size: 12px;
    color: var(--text-primary);
    margin-bottom: 20px;
}

/* =========================================================================
   SECTION 4: FOUNDERS
   ========================================================================= */
.founders {
    padding: 100px 60px;
    background: linear-gradient(0deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
    content-visibility: auto;
    contain-intrinsic-size: 0 600px;
}

.founders-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.founder-card {
    padding: 40px;
    text-align: center;
}

.founder-avatar {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    border-radius: 50%;
    border: 2px solid var(--primary-accent);
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(6, 182, 212, 0.1);
    color: var(--primary-accent);
}

.founder-avatar svg {
    width: 50px;
    height: 50px;
}

.founder-name {
    font-size: 24px;
    margin-bottom: 5px;
}

.founder-title {
    font-size: 16px;
    color: var(--primary-accent);
    margin-bottom: 15px;
}

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

/* =========================================================================
   SECTION 5: EARLY PARTNER PROGRAM
   ========================================================================= */
.partners {
    position: relative;
    padding: 120px 60px;
    overflow: hidden;
    background-color: transparent;
    content-visibility: auto;
    contain-intrinsic-size: 0 900px;
}

.partners::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(11, 18, 32, 0.58);
    z-index: 1;
}

.partners-content-wrapper {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
}

.partner-headline {
    margin-bottom: 10px;
}

.partner-card {
    padding: 60px;
    box-shadow: 0 0 48px rgba(45, 212, 191, 0.1);
    border: 1px solid var(--card-border);
}

.partner-lead {
    font-size: 20px;
    color: var(--primary-accent);
    font-weight: 700;
    margin-bottom: 15px;
}

.partner-details {
    margin: 30px 0;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.detail-group h4 {
    font-size: 16px;
    margin-bottom: 10px;
    color: var(--primary-accent);
}

.detail-group ul {
    list-style: none;
}

.detail-group li {
    font-size: 16px;
    line-height: 1.8;
    position: relative;
    padding-left: 20px;
}

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

.eligibility-list li::before {
    content: ''; /* We included ✓ in HTML */
}
.eligibility-list li {
    padding-left: 0;
    color: var(--primary-accent);
    font-weight: 500;
}

.spots-remaining {
    font-weight: 700;
    text-align: center;
    margin: 30px 0;
    font-size: 18px;
    color: var(--text-primary);
}

.btn-large {
    font-size: 18px;
    padding: 20px 60px;
}

/* =========================================================================
   SECTION 6: CONTACT
   ========================================================================= */
.contact {
    padding: 100px 60px;
    background: linear-gradient(to bottom, var(--primary-bg), #060919);
    content-visibility: auto;
    contain-intrinsic-size: 0 800px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.info-icon {
    font-size: 24px;
}

.info-text {
    display: flex;
    flex-direction: column;
}

.info-text strong {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.info-text a, .info-text span {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.social-links {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

.social-link {
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: color var(--transition-fast);
}

.social-link:hover {
    color: var(--primary-accent);
}

.contact-form-container {
    background: rgba(17, 29, 46, 0.5);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--card-border);
}

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

.form-group.row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

label {
    display: block;
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
    width: 100%;
    max-width: 100%;
    background: rgba(11, 18, 32, 0.58);
    border: 1px solid rgba(45, 212, 191, 0.3);
    color: var(--text-primary);
    padding: 14px 15px;
    border-radius: 8px;
    font-family: inherit;
    font-size: 16px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232dd4bf' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
    cursor: pointer;
}

select option {
    background-color: var(--primary-bg);
    color: var(--text-primary);
    padding: 12px;
}

input::placeholder,
textarea::placeholder {
    color: #64748B;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    box-shadow: var(--hover-glow);
    border-color: var(--primary-accent);
}

.checkbox-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.checkbox-label, .radio-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    cursor: pointer;
}

input[type="checkbox"], input[type="radio"] {
    accent-color: var(--primary-accent);
    width: 16px;
    height: 16px;
}

.radio-options {
    display: flex;
    gap: 20px;
}

.form-message {
    margin-top: 15px;
    text-align: center;
    font-size: 14px;
}
.form-message.success { color: #10B981; }
.form-message.error { color: #EF4444; }

/* =========================================================================
   FOOTER
   ========================================================================= */
.footer {
    background: #060919; /* Darker than primary bg */
    padding: 60px 0;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

.footer-content p {
    color: #64748B;
    font-size: 14px;
    margin-bottom: 20px;
}

.footer-links {
    color: #64748B;
    font-size: 14px;
}

.footer-links a {
    color: #64748B;
    text-decoration: none;
    margin: 0 10px;
    transition: color var(--transition-fast);
}

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


/* =========================================================================
   MODAL
   ========================================================================= */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    padding: env(safe-area-inset-top, 0px) env(safe-area-inset-right, 0px) env(safe-area-inset-bottom, 0px) env(safe-area-inset-left, 0px);
    background: rgba(11, 18, 32, 0.88);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-container {
    background: var(--secondary-bg);
    width: 100%;
    max-width: 600px;
    max-height: min(90dvh, 90vh);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    position: relative;
    padding: clamp(24px, 5vw, 40px);
    margin: auto;
    border: 1px solid var(--card-border);
    transform: translateY(20px);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal-container {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px; right: 20px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.modal-close svg {
    width: 24px; height: 24px;
}

.modal-close:hover {
    color: var(--primary-accent);
}

/* =========================================================================
   RESPONSIVE QUERIES
   ========================================================================= */

/* Tablet (768px - 1199px) */
@media (max-width: 1199px) {
    .apps-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-content {
        margin: 0 auto;
    }

    .hero::after {
        background: linear-gradient(180deg, rgba(11, 18, 32, 0.65) 0%, rgba(11, 18, 32, 0.25) 50%, var(--primary-bg) 100%);
    }

    .hero-cta-group {
        justify-content: center;
    }

    .navbar {
        padding-left: calc(32px + env(safe-area-inset-left, 0px));
        padding-right: calc(32px + env(safe-area-inset-right, 0px));
    }
}

/* Mobile (< 768px) */
@media (max-width: 767px) {
    .section-title {
        font-size: clamp(1.5rem, 6vw + 0.75rem, 2.25rem);
    }

    .navbar {
        padding-left: calc(16px + env(safe-area-inset-left, 0px));
        padding-right: calc(12px + env(safe-area-inset-right, 0px));
    }

    .logo-img {
        height: 40px;
    }

    .hamburger {
        display: flex;
        width: var(--tap-min);
        height: var(--tap-min);
        align-items: center;
        justify-content: center;
        padding: 0;
        margin-right: -4px;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100dvh;
        height: 100vh;
        margin: 0;
        padding: calc(var(--nav-height) + env(safe-area-inset-top, 0px) + 24px) 24px 32px;
        padding-bottom: calc(32px + env(safe-area-inset-bottom, 0px));
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        gap: 8px;
        background: rgba(11, 18, 32, 0.97);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        z-index: 999;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
    }

    .nav-links.nav-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .nav-links li {
        width: 100%;
        max-width: 320px;
    }

    .nav-links a {
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: var(--tap-min);
        font-size: 1.125rem;
        font-weight: 600;
        border-radius: 10px;
        border: 1px solid transparent;
    }

    .nav-links a:active {
        background: rgba(45, 212, 191, 0.12);
        border-color: var(--card-border);
    }

    .hero {
        align-items: flex-end;
        padding: calc(var(--nav-height) + 16px) calc(20px + env(safe-area-inset-right, 0px)) max(56px, env(safe-area-inset-bottom, 0px)) calc(20px + env(safe-area-inset-left, 0px));
    }

    .hero-headline {
        max-width: none;
    }

    .hero-subheadline {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta-group {
        flex-direction: column;
        gap: 12px;
        max-width: none;
    }

    .hero-cta-group .btn {
        width: 100%;
        min-width: 0;
        justify-content: center;
        padding-left: 20px;
        padding-right: 20px;
    }

    .about,
    .solutions,
    .founders,
    .partners,
    .contact {
        padding: 56px calc(20px + env(safe-area-inset-right, 0px)) 56px calc(20px + env(safe-area-inset-left, 0px));
    }

    .about-grid,
    .apps-grid,
    .founders-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .about-card,
    .step-card {
        padding: 24px;
    }

    .app-card {
        padding: 24px;
    }

    .app-name {
        font-size: 1.125rem;
    }

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

    .chk-group .checkbox-grid {
        gap: 12px;
    }

    .checkbox-label {
        min-height: 44px;
        padding: 8px 0;
    }

    .partner-card {
        padding: 28px 18px;
    }

    .partner-details .detail-group li {
        font-size: 15px;
    }

    .btn-large {
        width: 100%;
        padding: 16px 24px;
    }

    .radio-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .contact-form-container {
        padding: 24px 18px;
    }

    .social-links {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .social-link {
        min-height: var(--tap-min);
    }

    .footer {
        padding: 48px calc(20px + env(safe-area-inset-left, 0px)) 48px calc(20px + env(safe-area-inset-right, 0px));
    }

    .footer-links {
        display: flex;
        flex-direction: column;
        gap: 12px;
        align-items: center;
    }

    .footer-links a {
        margin: 0;
    }

    .hero-bg-image {
        background-image: url('assets/hero-bg-mobile.webp');
    }
    .solutions-bg-image {
        background-image: url('assets/solutions-bg-mobile.webp');
    }
    .partners-bg-image {
        background-image: url('assets/partners-bg-mobile.webp');
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .reveal {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
        pointer-events: auto !important;
    }

    .float-anim {
        animation: none !important;
    }
}