/* ============================================
   WISENUX — Complete Stylesheet
   ============================================ */

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

:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --accent: #06b6d4;
    --accent-light: #22d3ee;
    --green: #10b981;
    --green-light: #34d399;
    --dark: #0a0a0f;
    --dark-2: #12121a;
    --dark-3: #1a1a2e;
    --dark-4: #252540;
    --gray: #94a3b8;
    --gray-light: #cbd5e1;
    --white: #f8fafc;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--dark);
    color: var(--gray-light);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

/* ---------- Utility ---------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 120px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--primary-light);
    margin-bottom: 16px;
    padding: 6px 16px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 20px;
}

.section-title.light {
    color: var(--white);
}

.section-desc {
    font-size: 1.05rem;
    color: var(--gray);
    max-width: 600px;
    line-height: 1.8;
}

.section-desc.center {
    margin: 0 auto;
    text-align: center;
}

.section-desc.light {
    color: var(--gray);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

.btn-ghost {
    background: transparent;
    color: var(--gray-light);
    border: 1px solid rgba(148, 163, 184, 0.3);
}

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

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
}

.header.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--white);
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    color: white;
}

.logo-text {
    letter-spacing: -0.5px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav a:not(.nav-cta) {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray);
    position: relative;
    padding: 4px 0;
}

.nav a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 2px;
    transition: var(--transition);
}

.nav a:not(.nav-cta):hover,
.nav a:not(.nav-cta).active-link {
    color: var(--white);
}

.nav a:not(.nav-cta):hover::after,
.nav a:not(.nav-cta).active-link::after {
    width: 100%;
}

.nav-cta {
    font-size: 0.85rem;
    font-weight: 600;
    color: white !important;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: 10px 22px;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 12px rgba(99, 102, 241, 0.25);
}

.nav-cta:hover {
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
}

/* Burger */
.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.burger span {
    width: 24px;
    height: 2px;
    background: var(--gray-light);
    border-radius: 2px;
    transition: var(--transition);
}

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

.burger.active span:nth-child(2) {
    opacity: 0;
}

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

/* ============================================
   HERO
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

/* Blobs */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    will-change: transform;
    /* Animation handled by JS via custom property */
    animation: blobFloat 20s ease-in-out infinite;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.35), transparent 70%);
    top: -10%;
    left: -5%;
    animation-delay: 0s;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.3), transparent 70%);
    top: 20%;
    right: -8%;
    animation-delay: -7s;
}

.blob-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.2), transparent 70%);
    bottom: 5%;
    left: 30%;
    animation-delay: -14s;
}

@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(15px, 10px) scale(1.02); }
}

/* Float Nodes */
.float-node {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary-light);
    border-radius: 50%;
    opacity: 0.4;
    animation: floatNode 15s ease-in-out infinite;
}

.node-1 { top: 15%; left: 10%; animation-delay: 0s; }
.node-2 { top: 25%; right: 15%; animation-delay: -4s; }
.node-3 { bottom: 30%; left: 20%; animation-delay: -8s; }
.node-4 { bottom: 20%; right: 10%; animation-delay: -12s; }

@keyframes floatNode {
    0%, 100% { transform: translate(0, 0); opacity: 0.4; }
    33% { transform: translate(40px, -20px); opacity: 0.7; }
    66% { transform: translate(-30px, 30px); opacity: 0.3; }
}

/* Particles */
.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--accent-light);
    border-radius: 50%;
    opacity: 0;
    animation: particlePulse 8s ease-in-out infinite;
}

.p1 { top: 10%; left: 50%; animation-delay: 0s; }
.p2 { top: 40%; left: 15%; animation-delay: -1.5s; }
.p3 { top: 60%; right: 20%; animation-delay: -3s; }
.p4 { top: 80%; left: 35%; animation-delay: -4.5s; }
.p5 { top: 20%; right: 30%; animation-delay: -6s; }
.p6 { top: 70%; left: 60%; animation-delay: -7s; }

@keyframes particlePulse {
    0%, 100% { opacity: 0; transform: scale(0.5) translateY(0); }
    20% { opacity: 0.8; transform: scale(1.2) translateY(-10px); }
    50% { opacity: 0.4; transform: scale(1) translateY(-25px); }
    80% { opacity: 0.6; transform: scale(1.1) translateY(-15px); }
}

/* Hero Content */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 28px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
}

.hero-title {
    font-size: clamp(2.5rem, 5.5vw, 4.2rem);
    font-weight: 900;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--gray);
    max-width: 580px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}

/* Hero Metrics */
.hero-metrics {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

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

.metric-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    font-variant-numeric: tabular-nums;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(148, 163, 184, 0.3);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--primary-light);
    border-radius: 3px;
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(8px); opacity: 0.3; }
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    background: var(--dark);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 56px;
}

.stack-card {
    background: var(--dark-2);
    border: 1px solid rgba(99, 102, 241, 0.08);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.stack-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stack-card:hover::before {
    transform: scaleX(1);
}

.stack-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.2);
    box-shadow: var(--shadow-glow);
}

.sc-number {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(6, 182, 212, 0.08));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    line-height: 1;
}

.sc-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}

.sc-desc {
    font-size: 0.92rem;
    color: var(--gray);
    line-height: 1.7;
}

/* About Features */
.about-features {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 100px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--gray-light);
    transition: var(--transition);
}

.about-feature:hover {
    border-color: rgba(99, 102, 241, 0.3);
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
}

.af-icon {
    font-size: 1.1rem;
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products {
    background: var(--dark-2);
}

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

.product-card {
    background: var(--dark-3);
    border: 1px solid rgba(99, 102, 241, 0.08);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-slow);
    will-change: transform;
}

.product-card:hover {
    transform: translateY(-6px) !important;
    border-color: rgba(99, 102, 241, 0.25);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), var(--shadow-glow);
}

.pc-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(99, 102, 241, 0.06), transparent 50%);
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

.product-card:hover .pc-glow {
    opacity: 1;
}

.pc-header {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 20px;
}

.pc-icon {
    width: 100%;
    height: 80px;
    border-radius: var(--radius-sm);
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

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

.pc-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--white);
}

.pc-desc {
    font-size: 0.92rem;
    color: var(--gray);
    line-height: 1.75;
    margin-bottom: 20px;
}

.pc-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pc-tech span {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 5px 12px;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.12);
    border-radius: 100px;
    color: var(--primary-light);
    transition: var(--transition);
}

.pc-tech span:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
}

/* ============================================
   WHY SECTION
   ============================================ */
.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.why-card {
    background: var(--dark-2);
    border: 1px solid rgba(99, 102, 241, 0.06);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.why-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

.why-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.15);
    box-shadow: var(--shadow-glow);
}

.why-card:hover::after {
    transform: scaleX(1);
}

.wc-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.wc-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}

.wc-desc {
    font-size: 0.92rem;
    color: var(--gray);
    line-height: 1.7;
}

/* ============================================
   TECHNOLOGY SECTION
   ============================================ */
.tech {
    background: var(--dark-2);
}

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

.tech-card {
    background: var(--dark-3);
    border: 1px solid rgba(99, 102, 241, 0.06);
    border-radius: var(--radius);
    padding: 28px 24px;
    text-align: center;
    transition: var(--transition-slow);
}

.tech-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.2);
    box-shadow: var(--shadow-glow);
}

.tc-icon {
    font-size: 2rem;
    margin-bottom: 14px;
}

.tech-card h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.tech-card p {
    font-size: 0.85rem;
    color: var(--gray);
    line-height: 1.6;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    background: var(--dark);
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.contact-card {
    background: var(--dark-2);
    border: 1px solid rgba(99, 102, 241, 0.06);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition-slow);
}

.contact-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.2);
    box-shadow: var(--shadow-glow);
}

.cc-icon {
    font-size: 2rem;
    margin-bottom: 14px;
}

.contact-card h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.contact-card p {
    font-size: 0.92rem;
    color: var(--gray);
    line-height: 1.7;
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark-2);
    border-top: 1px solid rgba(99, 102, 241, 0.08);
    padding: 64px 0 32px;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

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

.footer-brand .logo {
    justify-content: center;
    margin-bottom: 12px;
}

.footer-tagline {
    font-size: 0.92rem;
    color: var(--gray);
}

.footer-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.footer-info-block h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-info-block ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-info-block li {
    font-size: 0.88rem;
    color: var(--gray);
    line-height: 1.6;
}

.footer-info-block li strong {
    color: var(--gray-light);
    font-weight: 600;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 32px;
    border-top: 1px solid rgba(99, 102, 241, 0.06);
}

.footer-copy {
    font-size: 0.82rem;
    color: var(--gray);
}

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

.footer-links a {
    font-size: 0.82rem;
    color: var(--gray);
}

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

/* ============================================
   FADE-UP ANIMATION
   ============================================ */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Staggered delays */
.fade-up[data-stagger="1"] { transition-delay: 0.05s; }
.fade-up[data-stagger="2"] { transition-delay: 0.15s; }
.fade-up[data-stagger="3"] { transition-delay: 0.25s; }
.fade-up[data-stagger="4"] { transition-delay: 0.35s; }
.fade-up[data-stagger="5"] { transition-delay: 0.45s; }
.fade-up[data-stagger="6"] { transition-delay: 0.55s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

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

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

    .contact-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto 40px;
    }

    .footer-info {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }

    .burger {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 320px;
        height: 100vh;
        background: var(--dark-2);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 28px;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-left: 1px solid rgba(99, 102, 241, 0.1);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
    }

    .nav.open {
        right: 0;
    }

    .nav a:not(.nav-cta) {
        font-size: 1.1rem;
    }

    .hero-title {
        font-size: clamp(2rem, 7vw, 3rem);
    }

    .hero-metrics {
        gap: 24px;
    }

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

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

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

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .hero-desc {
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn-lg {
        width: 100%;
    }

    .hero-metrics {
        flex-direction: column;
        gap: 20px;
    }

    .about-features {
        flex-direction: column;
        align-items: center;
    }
}