/* ========================================
   TAPOZ THEME — MAIN STYLESHEET
   ======================================== */

:root {
    --bg: #0a0a0a;
    --bg-elevated: #111111;
    --bg-card: #141414;
    --bg-glass: rgba(20, 20, 20, 0.6);
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(0, 212, 255, 0.3);
    --text: #ffffff;
    --text-secondary: #888888;
    --text-muted: #555555;
    --cyan: #00d4ff;
    --blue: #0066ff;
    --gradient: linear-gradient(135deg, #00d4ff 0%, #0066ff 100%);
    --gradient-subtle: linear-gradient(135deg, rgba(0,212,255,0.1) 0%, rgba(0,102,255,0.1) 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
}

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

/* ========================================
   NAVIGATION
   ======================================== */

.tz-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 48px;
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: background 0.3s, box-shadow 0.3s;
}

.tz-nav.scrolled {
    background: rgba(10, 10, 10, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.tz-nav-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.tz-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 22px;
    letter-spacing: 2px;
    text-decoration: none;
}

.tz-logo-icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.tz-logo-icon svg {
    width: 100%;
    height: 100%;
}

.tz-logo-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tz-nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.tz-nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s;
}

.tz-nav-links a:hover {
    color: var(--text);
}

.tz-nav-cta {
    background: var(--gradient);
    color: white;
    padding: 10px 24px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.tz-nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3);
}

/* Mobile hamburger */
.tz-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.tz-nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: all 0.3s;
    border-radius: 2px;
}

.tz-nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.tz-nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.tz-nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Cart indicator */
.cart-indicator {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3);
    z-index: 999;
    cursor: pointer;
    transition: transform 0.3s;
}

.cart-indicator:hover {
    transform: scale(1.1);
}

.cart-indicator::before {
    content: '\1F6D2';
    font-size: 20px;
    color: white;
}

.cart-count {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #ff4757;
    color: white;
    font-size: 11px;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ========================================
   GLOW ORBS
   ======================================== */

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
}

/* ========================================
   SECTIONS
   ======================================== */

.tz-section {
    position: relative;
    padding: 140px 48px;
    max-width: 1280px;
    margin: 0 auto;
}

.tz-section-label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 16px;
}

.tz-section h2 {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: -1.5px;
    line-height: 1.1;
    margin-bottom: 16px;
}

.tz-section-desc {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 560px;
}

/* ========================================
   HERO
   ======================================== */

.tz-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding-top: 100px;
    padding-bottom: 80px;
}

.tz-hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 24px;
}

.tz-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--gradient-subtle);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: var(--cyan);
    margin-bottom: 32px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--cyan);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--cyan);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.tz-hero h1 {
    font-size: 72px;
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -3px;
    margin-bottom: 24px;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tz-hero p {
    font-size: 20px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 560px;
    margin: 0 auto 40px;
}

.tz-hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 64px;
}

/* Hero Stats Bar */
.tz-hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    margin-bottom: 64px;
    padding: 20px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.tz-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.tz-stat-num {
    font-size: 24px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tz-stat-label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tz-stat-divider {
    width: 1px;
    height: 32px;
    background: var(--border);
}

/* 3D Card Stack */
.tz-card-stack {
    position: relative;
    width: 380px;
    height: 240px;
    margin: 0 auto;
    perspective: 1000px;
}

.tz-card-3d {
    position: absolute;
    width: 340px;
    height: 210px;
    border-radius: 20px;
    background: linear-gradient(145deg, #1a1a2e 0%, #0f0f1a 100%);
    border: 1px solid rgba(0, 212, 255, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.6), 0 0 60px rgba(0, 212, 255, 0.08);
    overflow: hidden;
}

.tz-card-3d::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(0, 212, 255, 0.03) 50%, transparent 60%);
}

.tz-card-3d::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 42%, rgba(255,255,255,0.03) 50%, transparent 58%);
    animation: cardShimmer 4s infinite;
}

@keyframes cardShimmer {
    0% { transform: translateX(-100%) translateY(-100%); }
    100% { transform: translateX(100%) translateY(100%); }
}

.tz-card-3d:nth-child(1) {
    transform: rotateY(-8deg) rotateX(5deg) translateZ(40px);
    z-index: 3;
}

.tz-card-3d:nth-child(2) {
    transform: rotateY(-4deg) rotateX(2deg) translateZ(20px) translateX(30px) translateY(15px);
    opacity: 0.7;
    z-index: 2;
    filter: blur(1px);
}

.tz-card-3d:nth-child(3) {
    transform: rotateY(0deg) rotateX(0deg) translateZ(0px) translateX(60px) translateY(30px);
    opacity: 0.4;
    z-index: 1;
    filter: blur(2px);
}

.card-logo {
    font-size: 32px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    z-index: 2;
    letter-spacing: 3px;
}

.card-code {
    font-family: 'SF Mono', monospace;
    font-size: 18px;
    letter-spacing: 6px;
    color: var(--text-secondary);
    margin-top: 16px;
    z-index: 2;
}

.card-nfc {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 36px;
    height: 36px;
    border: 1.5px solid rgba(0, 212, 255, 0.3);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: var(--cyan);
    z-index: 2;
}

.card-waves {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 2;
}

.tz-scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ========================================
   BUTTONS
   ======================================== */

.tz-btn {
    padding: 16px 32px;
    border-radius: 100px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s;
    font-family: inherit;
}

.tz-btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 24px rgba(0, 212, 255, 0.25);
}

.tz-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 40px rgba(0, 212, 255, 0.4);
}

.tz-btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.tz-btn-ghost:hover {
    border-color: var(--border-hover);
    background: rgba(0, 212, 255, 0.05);
}

.tz-btn-full {
    width: 100%;
}

.tz-cta-btn {
    font-size: 17px;
    padding: 18px 40px;
}

/* ========================================
   FEATURES
   ======================================== */

.tz-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 64px;
}

.tz-feature {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 40px 32px;
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}

.tz-feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.4s;
}

.tz-feature:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.tz-feature:hover::before {
    opacity: 1;
}

.tz-feature-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-subtle);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyan);
    margin-bottom: 24px;
}

.tz-feature-icon svg {
    stroke: var(--cyan);
}

.tz-feature h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.tz-feature p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   PRODUCTS
   ======================================== */

.tz-products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 64px;
}

.tz-product {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.4s;
}

.tz-product:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.tz-product-img {
    height: 220px;
    background: linear-gradient(145deg, #0d0d1a 0%, #1a1a2e 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.tz-product-img img {
    max-height: 180px;
    width: auto;
    object-fit: contain;
}

.mini-card {
    width: 200px;
    height: 130px;
    background: linear-gradient(145deg, #1a1a2e, #0f0f1a);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.mc-logo {
    font-size: 20px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 2px;
}

.mc-code {
    font-family: monospace;
    font-size: 12px;
    color: var(--text-secondary);
    letter-spacing: 3px;
    margin-top: 8px;
}

.tz-product-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--gradient);
    color: white;
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 2;
}

.tz-product-info {
    padding: 28px;
}

.tz-product-info h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.tz-product-info p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 20px;
}

.tz-product-price {
    font-size: 28px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}

.tz-product-price span,
.tz-product-price .woocommerce-Price-currencySymbol {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 400;
    -webkit-text-fill-color: var(--text-secondary);
}

.tz-product-features {
    list-style: none;
    margin-bottom: 20px;
}

.tz-product-features li {
    font-size: 13px;
    padding: 6px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    padding-left: 24px;
}

.tz-product-features li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    width: 16px;
    height: 16px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: white;
    font-weight: 700;
    flex-shrink: 0;
}

.tz-product-qty {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.tz-product-qty label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.tz-product-qty input {
    width: 60px;
    padding: 8px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
    text-align: center;
}

/* ========================================
   STEPS
   ======================================== */

.tz-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-top: 64px;
}

.tz-step {
    text-align: center;
    position: relative;
}

.tz-step:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -16px;
    top: 32px;
    width: 32px;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), transparent);
}

.tz-step-num {
    width: 64px;
    height: 64px;
    background: var(--gradient-subtle);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 800;
    color: var(--cyan);
    margin: 0 auto 20px;
    position: relative;
}

.tz-step-num::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 24px;
    border: 1px solid rgba(0, 212, 255, 0.1);
}

.tz-step h4 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
}

.tz-step p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ========================================
   TESTIMONIALS
   ======================================== */

.tz-testimonials {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 64px;
}

.tz-testimonial {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 32px;
    transition: all 0.4s;
}

.tz-testimonial:hover {
    border-color: var(--border-hover);
}

.tz-testimonial-stars {
    color: var(--cyan);
    font-size: 16px;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.tz-testimonial p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.tz-testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.tz-testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    color: white;
    flex-shrink: 0;
}

.tz-testimonial-name {
    font-weight: 600;
    font-size: 14px;
}

.tz-testimonial-role {
    font-size: 13px;
    color: var(--text-muted);
}

/* ========================================
   FAQ
   ======================================== */

.tz-faq-list {
    max-width: 800px;
    margin: 64px auto 0;
}

.tz-faq-item {
    border-bottom: 1px solid var(--border);
}

.tz-faq-q {
    padding: 24px 0;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.3s;
    user-select: none;
}

.tz-faq-q:hover {
    color: var(--cyan);
}

.tz-faq-q::after {
    content: '+';
    font-size: 24px;
    color: var(--cyan);
    font-weight: 300;
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 16px;
}

.tz-faq-item.open .tz-faq-q::after {
    transform: rotate(45deg);
}

.tz-faq-a {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
    padding-bottom: 24px;
    display: none;
}

.tz-faq-item.open .tz-faq-a {
    display: block;
}

/* ========================================
   CTA
   ======================================== */

.tz-cta {
    text-align: center;
    padding: 120px 48px;
    position: relative;
    overflow: hidden;
}

.tz-cta::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.tz-cta h2 {
    font-size: 56px;
    font-weight: 900;
    letter-spacing: -2px;
    margin-bottom: 20px;
    position: relative;
}

.tz-cta p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    position: relative;
}

/* ========================================
   FOOTER
   ======================================== */

.tz-footer {
    border-top: 1px solid var(--border);
    padding: 64px 48px 48px;
    text-align: center;
}

.tz-footer-inner {
    max-width: 1280px;
    margin: 0 auto;
}

.tz-footer-tagline {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
}

.tz-footer-copy {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.8;
}

/* ========================================
   CHECKOUT OVERLAY
   ======================================== */

.tz-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    overflow-y: auto;
}

.tz-overlay.active {
    display: flex;
}

.tz-checkout-modal {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 32px;
    max-width: 1000px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    position: relative;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.tz-checkout-form {
    padding: 48px;
}

.tz-checkout-form h2 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 32px;
}

.checkout-errors {
    background: rgba(255, 71, 87, 0.1);
    border: 1px solid rgba(255, 71, 87, 0.3);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 20px;
    color: #ff4757;
    font-size: 14px;
}

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

.tz-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tz-form-group input,
.tz-form-group select {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-size: 15px;
    outline: none;
    transition: border-color 0.3s;
    font-family: inherit;
}

.tz-form-group input:focus,
.tz-form-group select:focus {
    border-color: var(--cyan);
}

.tz-form-group input::placeholder {
    color: var(--text-muted);
}

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

.tz-form-section-title {
    margin: 32px 0 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Stripe */
.tz-stripe-box {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
}

.stripe-element {
    padding: 8px 0;
}

.stripe-error {
    color: #ff4757;
    font-size: 13px;
    margin-top: 8px;
}

.stripe-brands {
    display: flex;
    gap: 10px;
    margin-top: 14px;
    align-items: center;
}

.stripe-brands small {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: auto;
}

.tz-security-note {
    text-align: center;
    margin-top: 14px;
    font-size: 13px;
    color: var(--text-muted);
}

.lock-icon {
    margin-right: 4px;
}

/* Summary */
.tz-checkout-summary {
    background: var(--bg-card);
    border-left: 1px solid var(--border);
    padding: 48px;
    border-radius: 0 32px 32px 0;
}

.tz-checkout-summary h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.tz-summary-product {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.tz-summary-thumb {
    width: 64px;
    height: 40px;
    background: linear-gradient(145deg, #1a1a2e, #0f0f1a);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyan);
    font-size: 9px;
    font-weight: 700;
    flex-shrink: 0;
}

.tz-summary-info h4 {
    font-size: 14px;
    font-weight: 600;
}

.tz-summary-info p {
    font-size: 13px;
    color: var(--text-secondary);
}

.tz-summary-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.tz-summary-row.total {
    font-weight: 800;
    font-size: 18px;
    color: var(--text);
    border-top: 1px solid var(--border);
    margin-top: 8px;
    padding-top: 16px;
}

.tz-afterpay-box {
    margin-top: 20px;
    padding: 14px;
    background: var(--bg);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.tz-afterpay-box strong {
    font-size: 13px;
}

.tz-afterpay-box p {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Shipping options */
.tz-shipping-options {
    margin-top: 20px;
}

.tz-shipping-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    font-size: 14px;
}

.tz-shipping-option:last-child {
    border-bottom: none;
}

.tz-shipping-option input {
    margin-right: 10px;
    accent-color: var(--cyan);
}

.tz-shipping-option span:first-of-type {
    flex: 1;
    color: var(--text-secondary);
}

.tz-shipping-option .price {
    font-weight: 600;
    color: var(--text);
}

/* Close button */
.tz-close-btn {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    z-index: 10;
    font-family: inherit;
}

.tz-close-btn:hover {
    border-color: var(--cyan);
    color: var(--cyan);
}

/* Success modal */
.tz-success-modal {
    text-align: center;
    padding: 80px 48px;
    max-width: 500px;
    animation: modalIn 0.3s ease;
}

.tz-success-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 28px;
    font-size: 36px;
    color: white;
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.3);
}

.tz-success-modal h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 12px;
}

.tz-success-modal > p {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.tz-success-order {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 24px;
    text-align: left;
    margin-bottom: 32px;
}

.tz-success-order h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tz-success-order-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
}

.tz-success-order-row:last-child {
    border-bottom: none;
}

.tz-success-order-row span:first-child {
    color: var(--text-secondary);
}

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

/* Tablet: 768px - 1279px */
@media (max-width: 1279px) and (min-width: 768px) {
    .tz-section {
        padding: 100px 32px;
    }

    .tz-hero h1 {
        font-size: 56px;
    }

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

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

    .tz-step:nth-child(2)::after {
        display: none;
    }

    .tz-cta h2 {
        font-size: 42px;
    }
}

/* Mobile: < 768px */
@media (max-width: 767px) {
    .tz-nav {
        padding: 0 20px;
    }

    .tz-nav-toggle {
        display: flex;
    }

    .tz-nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        gap: 20px;
        border-bottom: 1px solid var(--border);
    }

    .tz-nav-links.active {
        display: flex;
    }

    .tz-nav-links a {
        font-size: 16px;
        padding: 8px 0;
    }

    .tz-section {
        padding: 80px 20px;
    }

    .tz-hero {
        min-height: auto;
        padding: 120px 20px 80px;
    }

    .tz-hero h1 {
        font-size: 40px;
        letter-spacing: -1.5px;
    }

    .tz-hero p {
        font-size: 16px;
    }

    .tz-hero-btns {
        flex-direction: column;
        gap: 12px;
    }

    .tz-hero-stats {
        flex-direction: column;
        gap: 16px;
        padding: 20px;
    }

    .tz-stat-divider {
        width: 32px;
        height: 1px;
    }

    .tz-card-stack {
        display: none;
    }

    .tz-section h2 {
        font-size: 32px;
    }

    .tz-features,
    .tz-products-grid,
    .tz-testimonials {
        grid-template-columns: 1fr;
    }

    .tz-steps {
        grid-template-columns: 1fr;
    }

    .tz-step:not(:last-child)::after {
        display: none;
    }

    .tz-cta {
        padding: 80px 20px;
    }

    .tz-cta h2 {
        font-size: 32px;
    }

    .tz-checkout-modal {
        grid-template-columns: 1fr;
        max-height: 95vh;
    }

    .tz-checkout-summary {
        border-left: none;
        border-top: 1px solid var(--border);
        border-radius: 0 0 32px 32px;
    }

    .tz-checkout-form,
    .tz-checkout-summary {
        padding: 32px 24px;
    }

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

    .tz-success-modal {
        padding: 48px 24px;
    }

    .tz-success-modal h2 {
        font-size: 28px;
    }

    .tz-footer {
        padding: 48px 20px;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .tz-hero h1 {
        font-size: 32px;
    }

    .tz-section h2 {
        font-size: 28px;
    }

    .tz-cta h2 {
        font-size: 28px;
    }
}

/* ========================================
   UTILITIES
   ======================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}