/* ============================================================================
   SMSFoundry — Main Stylesheet
   Design System: "Friendly Powerhouse"
   Fonts: Syne (display), DM Sans (body), JetBrains Mono (code)
   ============================================================================ */

/* ── CSS Variables ── */
:root {
    /* Brand Colors */
    --orange: #FF6B2B;
    --orange-hover: #E55A1F;
    --orange-light: #FFF0E8;
    --yellow: #FFD93D;
    --yellow-light: #FFF8E0;
    --teal: #4ECDC4;
    --teal-light: #E8FAF8;
    --pink: #FF6B9D;
    --pink-light: #FFF0F5;
    --purple: #6C63FF;
    --purple-light: #F0EFFF;
    --dark: #1A1A2E;
    --dark-light: #2D2D44;
    --warm-white: #FFF8F3;
    --white: #FFFFFF;

    /* Neutrals */
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #E5E5E5;
    --gray-300: #D4D4D4;
    --gray-400: #A3A3A3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;

    /* Typography */
    --font-display: 'Syne', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-code: 'JetBrains Mono', monospace;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(26, 26, 46, 0.06);
    --shadow-md: 0 4px 12px rgba(26, 26, 46, 0.08);
    --shadow-lg: 0 8px 30px rgba(26, 26, 46, 0.12);
    --shadow-xl: 0 16px 50px rgba(26, 26, 46, 0.15);
    --shadow-glow: 0 0 40px rgba(255, 107, 43, 0.2);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Layout */
    --container-max: 1200px;
    --navbar-height: 72px;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background: var(--warm-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, video, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--purple);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--orange);
}

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--space-md);
    color: var(--gray-600);
}

code, pre {
    font-family: var(--font-code);
    font-size: 0.9em;
}

code {
    background: var(--gray-100);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    color: var(--purple);
}

pre {
    background: var(--dark);
    color: #E0E0E0;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin-bottom: var(--space-lg);
}

pre code {
    background: none;
    color: inherit;
    padding: 0;
}

.gradient-text {
    background: linear-gradient(135deg, var(--orange), var(--pink), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Container ── */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 28px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: var(--orange);
    color: var(--white);
    border-color: var(--orange);
}

.btn-primary:hover {
    background: var(--orange-hover);
    border-color: var(--orange-hover);
    color: var(--white);
}

.btn-secondary {
    background: var(--dark);
    color: var(--white);
    border-color: var(--dark);
}

.btn-secondary:hover {
    background: var(--dark-light);
    border-color: var(--dark-light);
    color: var(--white);
}

.btn-ghost {
    background: transparent;
    color: var(--dark);
    border-color: var(--gray-300);
}

.btn-ghost:hover {
    border-color: var(--orange);
    color: var(--orange);
    background: var(--orange-light);
}

.btn-teal {
    background: var(--teal);
    color: var(--white);
    border-color: var(--teal);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.85rem;
}

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

.btn-icon {
    padding: 10px;
    border-radius: var(--radius-md);
}

/* ── Navbar ── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    background: rgba(255, 248, 243, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(26, 26, 46, 0.06);
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-link {
    padding: 8px 14px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--orange);
    background: var(--orange-light);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-left: var(--space-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

/* ── Hero Section ── */
.hero {
    padding: calc(var(--navbar-height) + var(--space-4xl)) 0 var(--space-4xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 6px 16px;
    background: var(--orange-light);
    color: var(--orange);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.hero h1 {
    max-width: 800px;
    margin: 0 auto var(--space-lg);
}

.hero p {
    max-width: 600px;
    margin: 0 auto var(--space-xl);
    font-size: 1.15rem;
}

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

/* ── Sections ── */
.section {
    padding: var(--space-4xl) 0;
}

.section-dark {
    background: var(--dark);
    color: var(--white);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: var(--white);
}

.section-dark p {
    color: var(--gray-300);
}

.section-dark .btn-ghost {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

.section-dark .btn-ghost:hover {
    border-color: var(--white);
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--orange);
    margin-bottom: var(--space-sm);
}

/* ── Cards ── */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--orange);
}

.card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.card-icon-orange { background: var(--orange-light); }
.card-icon-teal { background: var(--teal-light); }
.card-icon-purple { background: var(--purple-light); }
.card-icon-pink { background: var(--pink-light); }
.card-icon-yellow { background: var(--yellow-light); }

.card h3 {
    margin-bottom: var(--space-sm);
    font-size: 1.15rem;
}

.card p {
    font-size: 0.92rem;
    margin: 0;
}

/* ── Grid Layouts ── */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

/* ── Pricing Cards ── */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    align-items: stretch;
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-lg);
    border: 2px solid var(--gray-200);
    text-align: center;
    position: relative;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--orange);
    box-shadow: var(--shadow-glow);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--orange);
    color: var(--white);
    padding: 4px 16px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
}

.pricing-card h3 {
    margin-bottom: var(--space-sm);
}

.pricing-price {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark);
    margin: var(--space-md) 0;
    white-space: nowrap;
}

.pricing-price span {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--gray-500);
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin: var(--space-lg) 0;
    flex: 1;
}

.pricing-features li {
    padding: var(--space-sm) 0;
    font-size: 0.85rem;
    color: var(--gray-600);
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    word-break: break-word;
}

.pricing-features li::before {
    content: '✓';
    color: var(--teal);
    font-weight: 700;
    flex-shrink: 0;
}

/* ── Wave Divider ── */
.wave-divider {
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-divider svg {
    width: 100%;
    height: 60px;
    display: block;
}

/* ── Stats Counter ── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--orange);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-top: var(--space-xs);
}

/* ── Steps / How It Works ── */
.steps {
    counter-reset: step;
}

.step {
    display: flex;
    gap: var(--space-xl);
    align-items: flex-start;
    margin-bottom: var(--space-2xl);
}

.step-number {
    counter-increment: step;
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: var(--orange);
    color: var(--white);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-content h3 {
    margin-bottom: var(--space-sm);
}

/* ── Forms ── */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: var(--space-sm);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--dark);
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 43, 0.15);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--pink);
}

.form-error {
    font-size: 0.8rem;
    color: var(--pink);
    margin-top: var(--space-xs);
}

.form-hint {
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-top: var(--space-xs);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* ── Alerts ── */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
    animation: slideDown 0.3s ease;
}

.alert-success {
    background: var(--teal-light);
    color: #0D7A6F;
    border: 1px solid var(--teal);
}

.alert-error {
    background: var(--pink-light);
    color: #C41E3A;
    border: 1px solid var(--pink);
}

.alert-warning {
    background: var(--yellow-light);
    color: #92700C;
    border: 1px solid var(--yellow);
}

.alert-info {
    background: var(--purple-light);
    color: #4A42CC;
    border: 1px solid var(--purple);
}

.alert-close {
    background: none;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    color: inherit;
    opacity: 0.6;
    padding: 0 4px;
    line-height: 1;
}

.alert-close:hover {
    opacity: 1;
}

/* ── Badges ── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.badge-green { background: var(--teal-light); color: #0D7A6F; }
.badge-red { background: var(--pink-light); color: #C41E3A; }
.badge-yellow { background: var(--yellow-light); color: #92700C; }
.badge-purple { background: var(--purple-light); color: #4A42CC; }
.badge-gray { background: var(--gray-100); color: var(--gray-600); }
.badge-orange { background: var(--orange-light); color: var(--orange); }

/* ── Tables ── */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--dark);
    text-align: left;
    padding: 12px 16px;
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
}

.table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
}

.table tr:hover td {
    background: var(--gray-50);
}

/* ── Pagination ── */
.pagination {
    display: flex;
    gap: var(--space-xs);
    align-items: center;
    justify-content: center;
    margin-top: var(--space-xl);
}

.pagination a,
.pagination span {
    padding: 8px 14px;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-200);
    color: var(--gray-600);
    transition: all var(--transition-fast);
}

.pagination a:hover {
    border-color: var(--orange);
    color: var(--orange);
}

.pagination .active {
    background: var(--orange);
    color: var(--white);
    border-color: var(--orange);
}

/* ── Footer ── */
.site-footer {
    background: var(--dark);
    color: var(--gray-400);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--white);
}

.footer-tagline {
    margin-top: var(--space-sm);
    font-size: 0.9rem;
    color: var(--gray-400);
}

.footer-heading {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: var(--gray-400);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid var(--dark-light);
    padding-top: var(--space-lg);
    text-align: center;
    font-size: 0.85rem;
}

/* ── Animations ── */
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.animate-float {
    animation: float 4s ease-in-out infinite;
}

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

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

/* Staggered delays for card grids */
.fade-in-up:nth-child(2) { transition-delay: 0.1s; }
.fade-in-up:nth-child(3) { transition-delay: 0.2s; }
.fade-in-up:nth-child(4) { transition-delay: 0.3s; }
.fade-in-up:nth-child(5) { transition-delay: 0.4s; }
.fade-in-up:nth-child(6) { transition-delay: 0.5s; }

/* ── Utility Classes ── */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-orange { color: var(--orange); }
.text-teal { color: var(--teal); }
.text-purple { color: var(--purple); }
.text-pink { color: var(--pink); }
.text-muted { color: var(--gray-500); }
.text-sm { font-size: 0.85rem; }
.text-lg { font-size: 1.15rem; }
.font-display { font-family: var(--font-display); }
.font-code { font-family: var(--font-code); }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.fw-800 { font-weight: 800; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-md); }
.mt-2 { margin-top: var(--space-xl); }
.mt-3 { margin-top: var(--space-2xl); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-md); }
.mb-2 { margin-bottom: var(--space-xl); }
.mb-3 { margin-bottom: var(--space-2xl); }
.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }
.hidden { display: none !important; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }

    /* Mobile Nav */
    .nav-toggle { display: flex; }

    .nav-menu {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--warm-white);
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-sm);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        overflow-y: auto;
        z-index: 999;
    }

    .nav-menu.open {
        transform: translateX(0);
    }

    .nav-link {
        font-size: 1.05rem;
        padding: 10px 0;
        border-bottom: 1px solid var(--gray-100);
        width: 100%;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: var(--space-md);
        flex-direction: column;
        width: 100%;
    }

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

    .hero { padding-top: calc(var(--navbar-height) + var(--space-2xl)); }
    .hero-cta { flex-direction: column; align-items: center; }
    .step { flex-direction: column; align-items: center; text-align: center; }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--space-md); }
    .section { padding: var(--space-2xl) 0; }
    .pricing-card { padding: var(--space-xl) var(--space-lg); }
    .pricing-grid { grid-template-columns: 1fr; }
    .form-row-2 { grid-template-columns: 1fr; }
    .auth-container-wide { max-width: 100%; }
    .pw-rules { grid-template-columns: 1fr; }
}

@media (max-width: 1024px) and (min-width: 481px) {
    .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Auth Pages ── */
.auth-section {
    padding-top: calc(var(--navbar-height) + var(--space-xl));
    padding-bottom: var(--space-xl);
}

.auth-container {
    max-width: 440px;
}

.auth-container-wide {
    max-width: 520px;
}

.auth-header-compact {
    margin-bottom: var(--space-md);
}

.auth-title {
    font-size: 1.5rem;
    margin-bottom: 2px;
}

.auth-card {
    padding: var(--space-xl);
}

.auth-card-compact {
    padding: var(--space-lg);
}

.auth-footer-link {
    font-size: 0.85rem;
    margin-top: var(--space-md);
    margin-bottom: 0;
}

.btn-full {
    width: 100%;
}

/* ── Compact Form Groups ── */
.form-group-tight {
    margin-bottom: var(--space-sm);
}

.form-group-tight .form-label {
    font-size: 0.82rem;
    margin-bottom: 4px;
}

.form-input-sm {
    padding: 9px 14px;
    font-size: 0.9rem;
}

/* ── Custom Checkbox ── */
.form-check {
    margin-bottom: var(--space-md);
}

.check-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--gray-600);
    user-select: none;
}

.check-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.check-box {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-300);
    border-radius: 4px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.check-input:checked + .check-box {
    background: var(--orange);
    border-color: var(--orange);
}

.check-input:checked + .check-box::after {
    content: '✓';
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
}

.check-input:focus + .check-box {
    box-shadow: 0 0 0 3px rgba(255, 107, 43, 0.15);
}

.check-text {
    line-height: 1;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
}

/* ── Form Feedback ── */
.form-feedback {
    display: block;
    font-size: 0.75rem;
    margin-top: 2px;
    min-height: 1em;
}

.fb-success {
    color: var(--teal);
}

.fb-error {
    color: var(--pink);
}

/* ── Password Rules Checklist ── */
.pw-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.phone-input-wrap {
    display: flex;
    gap: 8px;
}

.phone-code-select {
    width: 130px !important;
    flex-shrink: 0;
    font-size: 0.85rem;
}

.phone-number-input {
    flex: 1;
    min-width: 0;
}

.phone-code-select option.high-risk {
    color: var(--pink);
}

.pw-input-wrap .form-input {
    padding-right: 60px;
    width: 100%;
}

.pw-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    padding: 2px 6px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    z-index: 2;
}

.pw-toggle:hover {
    color: var(--orange);
}

.pw-rules {
    margin-top: 6px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px 12px;
}

.pw-rule {
    font-size: 0.75rem;
    color: var(--gray-400);
    display: flex;
    align-items: center;
    gap: 4px;
    transition: color var(--transition-fast);
}

.pw-rule.pass {
    color: var(--teal);
}

.pw-rule.fail {
    color: var(--gray-400);
}

.pw-icon {
    font-size: 0.8rem;
    width: 14px;
    text-align: center;
    flex-shrink: 0;
}

/* ── Password Strength Bar ── */
.pw-strength-bar {
    height: 3px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    margin-top: 6px;
    overflow: hidden;
}

.pw-strength-fill {
    height: 100%;
    border-radius: var(--radius-full);
    width: 0;
    transition: width 0.3s ease, background 0.3s ease;
}

.str-weak { background: var(--pink); }
.str-fair { background: var(--yellow); }
.str-strong { background: var(--teal); }

.pw-strength-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    margin-top: 2px;
}

.str-weak-text { color: var(--pink); }
.str-fair-text { color: #B8860B; }
.str-strong-text { color: var(--teal); }

/* ── OTP Verification Page ── */
.otp-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
}

.otp-email-display {
    color: var(--dark);
}

.otp-inputs {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: var(--space-md);
}

.otp-digit {
    width: 48px;
    min-width: 48px;
    max-width: 48px;
    height: 56px;
    flex: 0 0 48px;
    text-align: center;
    font-family: var(--font-code);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    caret-color: var(--orange);
    padding: 0;
}

.otp-digit:focus {
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 43, 0.15);
}

.otp-digit:not(:placeholder-shown) {
    border-color: var(--teal);
}

.otp-dash {
    font-size: 1.2rem;
    color: var(--gray-300);
    user-select: none;
    margin: 0 2px;
}

.otp-timer {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: var(--space-md);
}

.otp-countdown {
    font-family: var(--font-code);
    font-weight: 600;
    color: var(--dark);
}

.otp-countdown-warn {
    color: var(--pink);
}

.otp-expired {
    color: var(--pink);
    font-weight: 600;
}

.otp-resend {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--gray-100);
}

.otp-resend-btn {
    background: none;
    border: none;
    color: var(--orange);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    transition: color var(--transition-fast);
}

.otp-resend-btn:hover:not(:disabled) {
    color: var(--orange-hover);
    text-decoration: underline;
}

.otp-resend-btn:disabled {
    color: var(--gray-400);
    cursor: not-allowed;
}

.otp-back {
    margin-top: var(--space-sm);
}

.otp-back a:hover {
    color: var(--orange);
}

@media (max-width: 480px) {
    .otp-digit {
        width: 40px;
        min-width: 40px;
        max-width: 40px;
        flex: 0 0 40px;
        height: 48px;
        font-size: 1.25rem;
    }

    .otp-inputs {
        gap: 5px;
    }
}

/* ── About / Legal Content ── */
.about-content h3 {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
    font-size: 1.15rem;
}

.about-content h3:first-child {
    margin-top: 0;
}

.about-content p {
    line-height: 1.7;
}

/* ── Card Icon Colors (public pages) ── */
.card-icon-yellow { background: var(--yellow-light); }

/* ── Legal Pages ── */
.legal-page {
    padding-top: calc(var(--navbar-height) + var(--space-3xl));
}

.legal-container {
    max-width: 780px;
}

.legal-updated {
    font-size: 0.85rem;
    color: var(--gray-400);
    margin-bottom: var(--space-2xl);
}

.legal-content h2 {
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--gray-200);
    font-size: 1.25rem;
}

.legal-content h2:first-child {
    margin-top: var(--space-lg);
}

.legal-content h3 {
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
    font-size: 1.05rem;
    color: var(--dark);
}

.legal-content p {
    line-height: 1.75;
    margin-bottom: var(--space-md);
}

.legal-content a {
    color: var(--orange);
    font-weight: 500;
}

.legal-content a:hover {
    text-decoration: underline;
}

/* Abuse Warning Banner */
.abuse-warning-banner {
    background: var(--pink-light);
    border: 2px solid var(--pink);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.abuse-warning-banner strong {
    font-size: 1.05rem;
    color: #C41E3A;
    display: block;
    margin-bottom: var(--space-sm);
}

.abuse-warning-banner p {
    color: #8B1A2B;
    margin: 0;
    font-size: 0.92rem;
}

/* Abuse Detection Grid */
.abuse-detection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-md);
    margin: var(--space-lg) 0;
}

.abuse-detect-item {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.abuse-detect-item strong {
    display: block;
    font-size: 0.92rem;
    margin-bottom: var(--space-xs);
    color: var(--dark);
}

.abuse-detect-item p {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin: 0;
    line-height: 1.5;
}

@media (max-width: 480px) {
    .abuse-detection-grid {
        grid-template-columns: 1fr;
    }
}

/* ── Account Type Toggle ── */
.account-type-toggle {
    display: flex;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    padding: 4px;
    margin-bottom: var(--space-lg);
    gap: 4px;
}

.toggle-btn {
    flex: 1;
    padding: 10px 16px;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--gray-500);
    transition: all var(--transition-base);
}

.toggle-btn.active {
    background: var(--white);
    color: var(--dark);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* ── KYC Page ── */
.kyc-iframe-card {
    padding: var(--space-md);
}

.kyc-iframe-wrap {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.kyc-iframe {
    width: 100%;
    height: 650px;
    border: none;
}

.kyc-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.kyc-step-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.kyc-step-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--orange);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.kyc-progress-dots {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.kyc-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--gray-200);
}

.kyc-dot.done {
    background: var(--teal);
}

.kyc-dot.active {
    background: var(--orange);
    animation: pulse 1.5s infinite;
}

/* ── Policy Cards ── */
.policy-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
}

.policy-card-highlight {
    border-color: var(--orange);
    background: var(--orange-light);
}

.policy-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.policy-card-header h3 {
    font-size: 1rem;
    margin: 0;
}

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

.policy-summary p {
    font-size: 0.85rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0;
}

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

.policy-scroll {
    height: 400px;
    overflow-y: auto;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    background: var(--gray-50);
    padding: var(--space-lg);
}

.policy-body {
    font-size: 0.88rem;
    line-height: 1.7;
    color: var(--gray-700);
}

.policy-body h1 { font-size: 1.2rem; margin-bottom: 0.5rem; }
.policy-body h2 { font-size: 1.05rem; margin: 1.2rem 0 0.4rem; }
.policy-body h3 { font-size: 0.95rem; margin: 0.8rem 0 0.3rem; }
.policy-body p { margin-bottom: 0.6rem; }
.policy-body ul, .policy-body ol { margin: 0.4rem 0 0.6rem 1.2rem; }
.policy-body li { margin-bottom: 0.2rem; }

.policy-scroll-hint {
    text-align: center;
    font-size: 0.8rem;
    color: var(--orange);
    font-weight: 600;
    padding: var(--space-xs) 0;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.policy-check:disabled + .check-box {
    opacity: 0.4;
    cursor: not-allowed;
}

.policy-check:disabled ~ .check-text {
    opacity: 0.5;
}

/* ── Payment Page ── */
.plan-selector {
    display: flex;
    gap: 8px;
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.plan-tab {
    flex: 1;
    min-width: 100px;
    padding: 10px 8px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-fast);
    background: var(--white);
}

.plan-tab:hover {
    border-color: var(--orange);
}

.plan-tab.active {
    border-color: var(--orange);
    background: var(--orange-light);
}

.plan-tab-name {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--dark);
}

.plan-tab-price {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-top: 2px;
}

.plan-tab.active .plan-tab-price {
    color: var(--orange);
}

/* Plan Grid (panel/plan.php) */
.plan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-lg);
}

.plan-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    position: relative;
    transition: all var(--transition-fast);
}

.plan-card:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-md);
}

.plan-card.plan-current {
    border-color: var(--orange);
    background: #FFF8F3;
}

.plan-card.plan-featured {
    border-color: var(--orange);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--orange);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 14px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.plan-current-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--teal);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 10px;
    border-radius: 12px;
    text-transform: uppercase;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-md);
}

.plan-features li {
    padding: 5px 0;
    font-size: 0.82rem;
    color: var(--gray-600);
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.plan-features li::before {
    content: '✓';
    color: var(--teal);
    font-weight: 700;
    flex-shrink: 0;
}

.payment-mode-toggle {
    display: flex;
    gap: 8px;
    margin-bottom: var(--space-lg);
    background: var(--gray-100);
    padding: 4px;
    border-radius: var(--radius-md);
}

.mode-tab {
    flex: 1;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.mode-tab:hover {
    background: var(--white);
}

.mode-tab.active {
    background: var(--white);
    box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

.mode-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--dark);
}

.mode-tab.active .mode-label {
    color: var(--orange);
}

.mode-desc {
    display: block;
    font-size: 0.72rem;
    color: var(--gray-500);
    margin-top: 2px;
}

.payment-summary {
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-md);
}

.payment-summary h3 {
    font-size: 1rem;
    margin-bottom: var(--space-md);
}

.payment-line {
    display: flex;
    justify-content: space-between;
    padding: var(--space-xs) 0;
}

.payment-total {
    font-weight: 700;
    font-size: 1.1rem;
    border-top: 1px solid var(--gray-200);
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
}

.payment-includes {
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    padding: var(--space-md);
}

@media (max-width: 480px) {
    .policy-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
    }

    .kyc-iframe {
        height: 500px;
    }
}

/* ═══════════════════════════════════════════════
   COMPREHENSIVE MOBILE FIXES
   ═══════════════════════════════════════════════ */

@media (max-width: 768px) {
    /* Hero */
    .hero h1 { font-size: 1.8rem; line-height: 1.2; }
    .hero p { font-size: 0.95rem; }
    .hero-badge { font-size: 0.75rem; padding: 4px 12px; }

    /* Section headers */
    .section-header h2, h2.section-title { font-size: 1.5rem; }
    .section-header p { font-size: 0.9rem; }

    /* Feature cards */
    .feature-card { padding: var(--space-lg); }
    .feature-card h4 { font-size: 1rem; }
    .feature-card p { font-size: 0.85rem; }

    /* Steps */
    .step-number { width: 44px; height: 44px; font-size: 1.1rem; }

    /* Stats row */
    .stats-row { flex-wrap: wrap; gap: var(--space-sm); }
    .stat-card { min-width: calc(50% - var(--space-sm)); flex: 1 1 calc(50% - var(--space-sm)); }
    .stat-card-value { font-size: 1.3rem; }
    .stat-card h4 { font-size: 0.7rem; }

    /* Tables */
    .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .table { min-width: 600px; }
    .table th, .table td { padding: 8px 10px; font-size: 0.78rem; }

    /* Panel sidebar */
    .panel-sidebar { transform: translateX(-100%); position: fixed; z-index: 1000; }
    .panel-sidebar.open { transform: translateX(0); }
    .panel-main { margin-left: 0; }

    /* Cards */
    .panel-card { border-radius: var(--radius-md); }
    .panel-card-header { flex-direction: column; gap: 8px; align-items: flex-start; }

    /* Dashboard grid */
    .dashboard-grid { grid-template-columns: 1fr; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .footer-bottom { flex-direction: column; gap: var(--space-sm); text-align: center; }

    /* Comparison table */
    .comp-table th, .comp-table td { padding: 10px 12px; font-size: 0.8rem; }

    /* CTA sections */
    .uc-cta h2 { font-size: 1.5rem; }
    .uc-cta p { font-size: 0.9rem; }

    /* Code blocks */
    pre, code { font-size: 0.75rem; }
    .code-block { overflow-x: auto; }

    /* Buttons */
    .btn { padding: 10px 20px; font-size: 0.85rem; }
    .btn-lg { padding: 14px 28px; font-size: 0.95rem; }

    /* Forms */
    .form-input, .form-select { font-size: 16px; } /* Prevents iOS zoom */
    .filter-row { flex-direction: column; gap: var(--space-xs); }
    .filter-search, .filter-select { width: 100%; }

    /* Modals */
    .modal { margin: var(--space-md); max-height: 90vh; overflow-y: auto; }
    .modal-overlay { padding: var(--space-md); align-items: flex-start; }
}

@media (max-width: 480px) {
    /* Tighter spacing on very small screens */
    .hero { padding: calc(var(--navbar-height) + var(--space-lg)) var(--space-md) var(--space-xl); }
    .hero h1 { font-size: 1.5rem; }

    /* Stack stat cards vertically */
    .stat-card { min-width: 100%; flex: 1 1 100%; }

    /* Use case cards */
    .uc-grid { grid-template-columns: 1fr; padding: 0 var(--space-md); }
    .uc-hero h1 { font-size: 1.6rem; }

    /* Pricing */
    .pricing-card { padding: var(--space-lg); }
    .pricing-price { font-size: 2rem; }

    /* Sidebar links */
    .sidebar-link { font-size: 0.85rem; padding: 10px var(--space-md); }

    /* Alert boxes */
    .alert { font-size: 0.82rem; padding: 10px 14px; }
}

/* ═══════════════════════════════════════════════
   PANEL MOBILE SIDEBAR TOGGLE
   ═══════════════════════════════════════════════ */
.panel-toggle {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--orange);
    color: #fff;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    z-index: 1001;
    box-shadow: 0 4px 16px rgba(255, 107, 43, 0.3);
    align-items: center;
    justify-content: center;
}

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