/* ============================================
   QUINTOX SOLUTIONS — Final Production CSS
   Minimalist · Glassmorphism · Mobile-First
   ============================================ */

/* --- 1. Variables (Dark = default) --- */
:root {
    --brand: #00F0FF;
    --brand-2: #7000FF;
    --brand-3: #FF0055;
    --accent-green: #27c93f;
    --accent-amber: #ffbd2e;
    --accent-red: #ff5f56;

    --bg: #020205;
    --bg-2: #0a0a14;
    --surface: rgba(255, 255, 255, 0.04);
    --border: rgba(255, 255, 255, 0.08);
    --text: #f0f0f8;
    --text-2: #8892a8;
    --nav: rgba(2, 2, 5, 0.82);

    --glow: rgba(0, 240, 255, 0.18);
    --glow-subtle: rgba(0, 240, 255, 0.06);
    --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 14px 44px rgba(0, 0, 0, 0.35);
    --focus-ring: rgba(0, 240, 255, 0.14);
    --card-glow: rgba(0, 240, 255, 0.14);
    --label-color: var(--brand);

    --radius: 16px;
    --max-w: 1200px;
    --nav-h: 72px;

    font-family: 'Outfit', system-ui, -apple-system, sans-serif;
}

body.light-mode {
    --bg: #f5f5fa;
    --bg-2: #ffffff;
    --surface: rgba(0, 0, 0, 0.035);
    --border: rgba(0, 0, 0, 0.09);
    --text: #0f172a;
    --text-2: #475569;
    --nav: rgba(245, 245, 250, 0.88);

    --glow: rgba(112, 0, 255, 0.14);
    --glow-subtle: rgba(112, 0, 255, 0.04);
    --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 14px 44px rgba(0, 0, 0, 0.12);
    --focus-ring: rgba(112, 0, 255, 0.12);
    --card-glow: rgba(112, 0, 255, 0.10);
    --label-color: var(--brand-2);
}

/* --- 2. Reset --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.4s ease, color 0.4s ease;
}

body.menu-open {
    overflow: hidden;
}

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    color: inherit;
}

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

strong,
b {
    color: var(--text);
    font-weight: 600;
}

/* --- 3. Typography --- */
h1,
h2,
h3,
h4 {
    font-family: 'Space Grotesk', 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--text);
}

.hero-title {
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    background: linear-gradient(135deg, var(--text) 40%, var(--brand-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 3rem);
    text-align: center;
    margin-bottom: 0.75rem;
}

.text-gradient {
    background: linear-gradient(90deg, var(--brand), var(--brand-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.label {
    color: var(--label-color);
    letter-spacing: 0.15em;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: inline-block;
}

.lead {
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    color: var(--text-2);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 400;
}

.lead-center {
    text-align: center;
    margin-bottom: 2rem;
}

/* --- 4. Layout --- */
.container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 1.25rem;
}

section {
    padding: 6rem 0;
    position: relative;
    z-index: 2;
}

/* --- 5. Glass --- */
.glass {
    background: var(--surface);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.glass:hover {
    border-color: var(--card-glow);
    box-shadow: var(--shadow-md);
}

/* --- 6. Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.75rem;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.9rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary {
    background: var(--text);
    color: var(--bg);
    box-shadow: var(--shadow-sm);
}

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

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

.btn-ghost:hover {
    border-color: var(--brand);
    color: var(--brand);
}

/* --- 7. Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: var(--nav);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    height: var(--nav-h);
    display: flex;
    align-items: center;
    transition: transform 0.3s, background 0.4s, border-color 0.4s;
}

.nav-container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.15rem;
}

.nav-logo img {
    height: 28px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    opacity: 0.65;
    position: relative;
    transition: opacity 0.25s;
}

.nav-links a:hover,
.nav-links a.active {
    opacity: 1;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--brand);
    transition: width 0.3s;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

/* Theme Toggle */
.theme-toggle {
    padding: 4px;
}

.theme-toggle-track {
    position: relative;
    display: flex;
    align-items: center;
    width: 52px;
    height: 26px;
    border-radius: 13px;
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 0 4px;
    transition: background 0.4s, border-color 0.4s;
}

.theme-toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--brand);
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.3);
    transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55), background 0.4s, box-shadow 0.4s;
}

body.light-mode .theme-toggle-thumb {
    transform: translateX(26px);
    background: var(--brand-2);
    box-shadow: 0 0 8px rgba(112, 0, 255, 0.3);
}

.theme-icon-moon,
.theme-icon-sun {
    font-size: 11px;
    z-index: 1;
    transition: opacity 0.3s;
}

.theme-icon-moon {
    color: #f1c40f;
    margin-right: auto;
}

.theme-icon-sun {
    color: #f39c12;
    margin-left: auto;
    opacity: 0.3;
}

body.light-mode .theme-icon-moon {
    opacity: 0.3;
}

body.light-mode .theme-icon-sun {
    opacity: 1;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
    z-index: 101;
}

.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.3s;
}

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

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

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

/* Mobile Overlay & Menu */
.mobile-overlay {
    position: fixed;
    inset: 0;
    z-index: 98;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

.mobile-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu {
    position: fixed;
    top: var(--nav-h);
    right: -100%;
    width: 280px;
    height: calc(100vh - var(--nav-h));
    z-index: 99;
    background: var(--bg-2);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-left: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    gap: 0;
    transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1), background 0.4s;
}

.mobile-menu.open {
    right: 0;
}

.mobile-menu a {
    font-size: 1rem;
    font-weight: 600;
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--border);
    transition: color 0.2s;
}

.mobile-menu a:hover {
    color: var(--brand);
}

.mobile-menu .btn {
    margin-top: auto;
    justify-content: center;
}

/* --- 8. Backgrounds --- */
#canvas-container {
    position: fixed;
    inset: 0;
    z-index: -1;
    transition: opacity 0.4s;
}

#laptop-3d-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

/* --- 9. Hero --- */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: var(--nav-h);
}

.hero-actions {
    margin-top: 2.5rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- 10. 3D Laptop Spacer & Phase Overlays --- */
.laptop-spacer-section {
    height: 400vh;
    position: relative;
    z-index: 2;
    pointer-events: none;
}

.laptop-overlay {
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 18vh;
    text-align: center;
    z-index: 4;
    pointer-events: none;
}

/* Laptop header — fades out as scroll advances */
.laptop-header {
    transition: opacity 0.4s, transform 0.4s;
}

.laptop-header.fade-out {
    opacity: 0;
    transform: translateY(-20px);
}



/* --- 11. Stats --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    padding: 3.5rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

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

.stat-value {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    color: var(--text);
    line-height: 1;
    margin-bottom: 0.4rem;
}

.stat-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-2);
}

/* --- 12. Service Cards --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius);
    padding: 2rem;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease, border-color 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--glow);
    box-shadow: var(--shadow-md);
}

.service-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(500px circle at var(--mx, 50%) var(--my, 50%), var(--glow-subtle), transparent 40%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.service-card:hover::after {
    opacity: 1;
}

.service-card>* {
    position: relative;
    z-index: 1;
}

.card-icon {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    transition: transform 0.3s;
}

.card-icon-1 {
    color: var(--brand);
}

.card-icon-2 {
    color: var(--brand-2);
}

.card-icon-3 {
    color: var(--brand-3);
}

.card-icon-4 {
    color: var(--accent-green);
}

.card-icon-5 {
    color: var(--accent-amber);
}

.card-icon-6 {
    color: var(--accent-red);
}

.service-card:hover .card-icon {
    transform: scale(1.1) translateY(-2px);
}

.service-card h3 {
    color: var(--text);
    font-size: 1.1rem;
}

.card-desc {
    color: var(--text-2);
    margin-top: 0.5rem;
    font-size: 0.92rem;
    line-height: 1.6;
}

.card-arrow {
    display: inline-block;
    margin-top: 1rem;
    opacity: 0;
    transform: translateX(-8px);
    transition: all 0.3s;
    color: var(--brand);
    font-size: 1.1rem;
}

.service-card:hover .card-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* --- 13. Testimonials --- */
.testimonials-scroll {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -ms-overflow-style: none;
    scrollbar-width: none;
    padding: 0.5rem 0 1rem;
    margin-top: 3rem;
}

.testimonials-scroll::-webkit-scrollbar {
    display: none;
}

.test-card {
    min-width: 340px;
    max-width: 400px;
    scroll-snap-align: center;
    flex-shrink: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius);
    padding: 2rem;
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.test-card:hover {
    transform: translateY(-3px);
    border-color: var(--card-glow);
    box-shadow: var(--shadow-md);
}

.test-stars {
    color: #f59e0b;
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.test-quote {
    font-style: italic;
    color: var(--text-2);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.7;
}

.test-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.test-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.75rem;
    color: #fff;
}

.test-avatar-1 {
    background: var(--brand-2);
}

.test-avatar-2 {
    background: var(--brand-3);
}

.test-avatar-3 {
    background: var(--brand);
    color: #000;
}

.test-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text);
}

.test-role {
    font-size: 0.75rem;
    color: var(--text-2);
}

/* --- 14. Contact --- */
.contact-card {
    max-width: 560px;
    margin: 0 auto;
    padding: 2.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-control {
    width: 100%;
    padding: 0.85rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 12px;
    color: var(--text);
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.25s, box-shadow 0.25s, background 0.4s;
}

.form-control:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px var(--focus-ring);
}

.form-control::placeholder {
    color: var(--text-2);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23f0f0f8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-color: var(--bg-2);
    /* Added solid background for better readability */
    color: var(--text);
}

select.form-control option {
    background-color: var(--bg-2);
    /* Dark mode dropdown options */
    color: var(--text);
}

body.light-mode select.form-control {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%230f172a' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-color: var(--surface);
    /* Light mode background */
    color: var(--text);
}

body.light-mode select.form-control option {
    background-color: #ffffff;
    /* Light mode solid dropdown */
    color: #0f172a;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-submit {
    width: 100%;
    margin-top: 0.5rem;
}

/* --- 15. Footer --- */
.footer {
    padding: 3rem 0;
    text-align: center;
    border-top: 1px solid var(--border);
    position: relative;
    z-index: 2;
    background: var(--bg);
    transition: background 0.4s;
}

.footer-copy {
    color: var(--text-2);
    font-size: 0.85rem;
}

.footer-socials {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    margin-top: 1rem;
}

.footer-socials a {
    color: var(--text-2);
    font-size: 1.1rem;
    transition: color 0.2s;
}

.footer-socials a:hover {
    color: var(--brand);
}

/* --- 16. WhatsApp Float --- */
.wa-float {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 999;
}

.wa-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    color: #fff;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.25);
    transition: transform 0.3s, box-shadow 0.3s;
}

.wa-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
}

.wa-tooltip {
    position: absolute;
    right: 66px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-2);
    padding: 0.4rem 0.9rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--text);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.wa-float:hover .wa-tooltip {
    opacity: 1;
}

/* --- 17. Scroll Reveal --- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- 18. Loader --- */
#loader {
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s;
}

.loader-ring {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--brand);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

/* --- 19. Keyframes --- */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* --- 20. Responsive --- */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .laptop-overlay {
        padding-top: 13vh;
    }

    .hero-title {
        font-size: 4rem;
    }


}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-actions .btn {
        display: none;
    }

    .hamburger {
        display: flex;
    }

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

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

    .laptop-spacer-section {
        height: 300vh;
    }

    .laptop-overlay {
        padding-top: 12vh;
    }

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

    .test-card {
        min-width: 280px;
    }

    section {
        padding: 4rem 0;
    }

    .contact-card {
        padding: 1.5rem;
    }


}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .stat-value {
        font-size: 1.8rem;
    }

    .btn {
        padding: 0.7rem 1.4rem;
        font-size: 0.85rem;
    }

    .wa-float {
        bottom: 1rem;
        right: 1rem;
    }

    .wa-btn {
        width: 48px;
        height: 48px;
        font-size: 1.3rem;
    }

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

    .test-card {
        min-width: 260px;
        padding: 1.5rem;
    }

    .contact-card {
        padding: 1.25rem;
    }

    .lead {
        font-size: 0.95rem;
    }

    .label {
        font-size: 0.7rem;
    }


}