/* ============================================================
   GLASIP — Premium Design System v2.0
   ============================================================ */

/* 1. DESIGN TOKENS */
:root {
    --bg-color: #030305;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.65);
    --text-muted: rgba(255, 255, 255, 0.35);

    /* Accent palette */
    --accent-cyan:    #00f0fc;
    --accent-blue:    #006fff;
    --accent-glow:    rgba(0, 240, 252, 0.18);
    --accent-glow-lg: rgba(0, 240, 252, 0.07);

    /* Glass */
    --glass-bg:        rgba(8, 12, 28, 0.45);
    --glass-border:    rgba(255, 255, 255, 0.07);
    --glass-highlight: rgba(255, 255, 255, 0.12);
    --glass-blur:      blur(28px);
    --glass-blur-sm:   blur(14px);

    /* Spacing */
    --section-pad: 10%;

    /* Transitions */
    --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* 3. BASE */
html {
    scroll-behavior: auto;
    overflow-x: hidden;
}

body, html {
    width: 100%;
    min-height: 100vh;
    min-height: -webkit-fill-available;
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
}

/* Fixed background (hero image) */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url('hero-bg.webp');
    background-size: cover;
    background-position: center;
    background-attachment: scroll;
    pointer-events: none;
    z-index: 0;
    filter: brightness(0.55) contrast(1.15) saturate(1.1);
    transition: opacity 0.8s ease;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    will-change: opacity;
}

body.alt-bg::before {
    background-image: url('hero-bg-2.webp');
}

/* Vignette overlay */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 40%, rgba(3,3,5,0.7) 100%);
    pointer-events: none;
    z-index: 1;
}

body { overflow-y: auto; }

/* ============================================================
   4. SCROLL PROGRESS BAR
   ============================================================ */
#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2.5px;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
    z-index: 9999;
    box-shadow: 0 0 12px var(--accent-cyan), 0 0 24px rgba(0,240,252,0.4);
    transition: width 0.05s linear;
}

/* ============================================================
   5. HEADER
   ============================================================ */
.site-header {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    padding: 1.6rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 500;
    background: transparent;
    transition: background 0.5s ease, backdrop-filter 0.5s ease, padding 0.4s ease, box-shadow 0.4s ease;
}

.site-header.scrolled {
    background: rgba(3, 3, 8, 0.72);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255,255,255,0.05), 0 8px 32px rgba(0,0,0,0.4);
    padding: 1rem 4rem;
}

.logo img {
    height: 130px;
    transition: all 0.4s ease;
    filter: drop-shadow(0 0 14px rgba(0, 240, 252, 0.35));
    animation: logo-glow 4s ease-in-out infinite alternate;
}

@keyframes logo-glow {
    0%   { filter: drop-shadow(0 0 10px rgba(0, 240, 252, 0.25)); }
    100% { filter: drop-shadow(0 0 30px rgba(0, 240, 252, 0.65)); }
}

.logo img:hover {
    transform: scale(1.06);
    filter: drop-shadow(0 0 40px rgba(0, 240, 252, 0.85));
}

/* Nav links */
.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links a {
    text-decoration: none;
    padding: 0.55rem 1.3rem;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: var(--glass-blur-sm);
    -webkit-backdrop-filter: var(--glass-blur-sm);
    border: 1px solid rgba(0, 240, 252, 0.3);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    color: var(--accent-cyan);
    transition: all 0.35s var(--ease-smooth);
    position: relative;
    overflow: hidden;
}

/* Shimmer sweep on nav links */
.nav-links a::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 60%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: skewX(-20deg);
    transition: left 0.5s ease;
}

.nav-links a:hover::after { left: 150%; }

.nav-links a:hover {
    background: rgba(0, 240, 252, 0.1);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 18px rgba(0,240,252,0.2), inset 0 1px 0 rgba(255,255,255,0.1);
    color: #fff;
    transform: translateY(-1px);
}

/* Active nav link */
.nav-links a.active {
    background: linear-gradient(135deg, rgba(0,240,252,0.12), rgba(0,111,255,0.08));
    border-color: var(--accent-cyan);
    color: #fff;
}

/* ============================================================
   6. LAYOUT & SECTIONS
   ============================================================ */
.scroll-content { position: relative; z-index: 10; }

.step {
    min-height: 100vh;
    min-height: 100dvh;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 var(--section-pad);
    position: relative;
}

.step-1 { justify-content: flex-end; align-items: center; }
.step-2 { justify-content: flex-end; text-align: right; padding-right: 15%; }
.step-3 { min-height: 200vh; justify-content: center; align-items: center; }
.step-4 { min-height: 150vh; justify-content: flex-start; text-align: left; }
.step-5 { min-height: 100vh; min-height: 100dvh; align-items: center; flex-direction: column; justify-content: center; gap: 3rem; }

/* ============================================================
   7. TYPOGRAPHY
   ============================================================ */
h1 {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255,255,255,0.45) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -2px;
}

h2 {
    font-size: clamp(2.2rem, 5vw, 4.2rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.05;
    letter-spacing: -1.5px;
    background: linear-gradient(135deg, #fff 15%, #9fa8c0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h3 {
    font-size: clamp(1.1rem, 2vw, 1.75rem);
    font-weight: 300;
    line-height: 1.45;
    margin-bottom: 1.2rem;
    color: var(--text-primary);
}

p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.75;
}

/* Accent gradient text */
.accent-text {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, #4da6ff 60%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

/* Hero subtitle pill */
.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.4rem 1rem;
    border-radius: 50px;
    background: rgba(0,240,252,0.07);
    border: 1px solid rgba(0,240,252,0.2);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
    backdrop-filter: var(--glass-blur-sm);
}

.hero-pill::before {
    content: '';
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent-cyan);
    box-shadow: 0 0 8px var(--accent-cyan);
    animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.4); }
}

/* ============================================================
   8. GLASSMORPHISM CARDS
   ============================================================ */
.glass-container {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 4rem;
    border-radius: 28px;
    max-width: 700px;
    box-shadow:
        0 24px 64px rgba(0, 0, 0, 0.5),
        0 0 0 0.5px rgba(255,255,255,0.04),
        inset 0 1px 0 var(--glass-highlight);
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    will-change: transform, opacity;
}

/* Ambient glow behind card */
.glass-container::before {
    content: '';
    position: absolute;
    top: -60%; left: -40%;
    width: 200%; height: 200%;
    background: radial-gradient(ellipse at 40% 30%, rgba(0, 240, 252, 0.06), transparent 65%);
    z-index: -1;
    pointer-events: none;
    animation: ambient-shift 8s ease-in-out infinite alternate;
}

@keyframes ambient-shift {
    0%   { transform: translate(0%, 0%) scale(1); }
    100% { transform: translate(5%, 8%) scale(1.05); }
}

/* Shimmer light sweep across card */
.glass-container::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255,255,255,0.045),
        transparent
    );
    transform: skewX(-20deg);
    animation: card-shimmer 6s ease-in-out infinite;
    pointer-events: none;
}

@keyframes card-shimmer {
    0%   { left: -100%; }
    50%  { left: 160%; }
    100% { left: 160%; }
}

/* Highlight top-edge border line */
.glass-container .top-line {
    position: absolute;
    top: 0; left: 10%; right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    opacity: 0.5;
}

/* Hero text block */
.glass-text {
    background: radial-gradient(ellipse at 60% 40%, rgba(10,15,35,0.85) 0%, rgba(3,3,5,0.45) 55%, transparent 100%);
    padding: 4rem;
    border-radius: 44px;
    max-width: 720px;
    border: 1px solid rgba(255,255,255,0.04);
}

/* ============================================================
   9. ABOUT GRID — PREMIUM FEATURE CARDS
   ============================================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 3rem;
}

.about-item {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 18px;
    padding: 1.6rem 1.8rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s var(--ease-smooth);
    cursor: default;
}

.about-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,240,252,0.05), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: inherit;
}

.about-item:hover {
    border-color: rgba(0,240,252,0.25);
    box-shadow: 0 0 30px rgba(0,240,252,0.08), inset 0 1px 0 rgba(0,240,252,0.1);
    transform: translateY(-3px);
}

.about-item:hover::before { opacity: 1; }

.about-item-icon {
    font-size: 1.6rem;
    margin-bottom: 0.3rem;
    display: block;
}

.about-item h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.about-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================================
   10. CTA SECTION
   ============================================================ */
.cta-container {
    text-align: center;
    max-width: 680px;
}

.cta-container p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: var(--text-secondary);
}

/* WhatsApp Button */
.glass-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 1.15rem 2.8rem;
    border-radius: 50px;
    background: linear-gradient(
        135deg,
        rgba(37, 211, 102, 0.14) 0%,
        rgba(29, 168, 81, 0.12) 100%
    );
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    color: white;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 600;
    border: 1px solid rgba(37, 211, 102, 0.3);
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.2), inset 0 1px 0 rgba(255,255,255,0.08);
    transition: all 0.4s var(--ease-spring);
    letter-spacing: 0.8px;
    position: relative;
    overflow: hidden;
}

.glass-btn::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 60%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
    transform: skewX(-20deg);
    transition: left 0.5s ease;
}

.glass-btn:hover::after { left: 150%; }

.glass-btn svg { fill: white; width: 22px; height: 22px; }

.glass-btn:hover {
    transform: translateY(-5px) scale(1.03);
    background: linear-gradient(
        135deg,
        rgba(37, 211, 102, 0.28) 0%,
        rgba(29, 168, 81, 0.24) 100%
    );
    box-shadow: 0 16px 44px rgba(37, 211, 102, 0.32), inset 0 1px 0 rgba(255,255,255,0.15);
    border-color: rgba(37, 211, 102, 0.6);
}

/* ============================================================
   11. ANIMATIONS
   ============================================================ */
@keyframes float {
    0%   { transform: translateY(0px); }
    50%  { transform: translateY(-16px); }
    100% { transform: translateY(0px); }
}

@keyframes float-slow {
    0%   { transform: translateY(0px) rotate(0deg); }
    50%  { transform: translateY(-22px) rotate(1deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes float-up {
    0%   { transform: translateY(0) translateX(0) scale(1); opacity: 0; }
    20%  { opacity: 0.6; }
    50%  { transform: translateY(-100px) translateX(20px) scale(1.1); }
    80%  { opacity: 0.6; }
    100% { transform: translateY(-200px) translateX(-10px) scale(1); opacity: 0; }
}

.float-anim      { animation: float 7s ease-in-out infinite; }
.float-anim-slow { animation: float-slow 11s ease-in-out infinite; }

/* ============================================================
   12. ANTIGRAVITY DROPLETS
   ============================================================ */
.antigravity-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.droplet {
    position: absolute;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.5), var(--accent-cyan) 80%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    box-shadow: 0 0 20px rgba(0,240,252,0.35), inset -2px -2px 5px rgba(0,0,0,0.15);
    opacity: 0.55;
    filter: blur(0.8px);
}

.droplet::after {
    content: '';
    position: absolute;
    top: 18%; left: 18%;
    width: 4px; height: 4px;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
}

.d1 { top: 20%; left: 10%; width: 30px; height: 30px; animation: float-up 9s ease-in-out infinite; }
.d2 { top: 60%; left: 80%; width: 15px; height: 15px; animation: float-up 13s ease-in-out infinite -2s; }
.d3 { top: 80%; left: 30%; width: 25px; height: 25px; animation: float-up 11s ease-in-out infinite -5s; }

/* ============================================================
   13. FOOTER
   ============================================================ */
.footer-wrapper {
    width: 100%;
    border-top: 1px solid rgba(0,240,252,0.08);
    background: linear-gradient(to top, rgba(3,3,5,0.35), transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: relative;
}

/* Cyan top-edge glow */
.footer-wrapper::before {
    content: '';
    position: absolute;
    top: -1px; left: 10%; right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    opacity: 0.4;
}

.footer-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    padding: 4.5rem 2rem;
    gap: 3rem;
}

.footer-brand h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 4px;
    background: linear-gradient(135deg, #fff, #9fa8c0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-brand h3 {
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--accent-cyan);
    margin-bottom: 1.8rem;
    text-transform: uppercase;
    font-weight: 500;
}

.footer-brand p { font-size: 0.85rem; opacity: 0.45; }

.footer-nav h3, .footer-contact h3 {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    margin-bottom: 1.4rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.footer-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    line-height: 2.4;
    font-size: 0.95rem;
    display: block;
    transition: color 0.3s ease, transform 0.3s ease;
}

.footer-nav a:hover { color: var(--accent-cyan); transform: translateX(4px); }

.footer-contact p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.social-links { margin-top: 1.6rem; display: flex; gap: 12px; }

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px; height: 42px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--glass-border);
    transition: all 0.35s var(--ease-spring);
    position: relative;
    overflow: hidden;
}

.social-links a::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-cyan);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.35s var(--ease-spring);
}

.social-links a:hover::before { transform: scale(1); }

.social-links a svg {
    fill: var(--text-primary);
    width: 18px; height: 18px;
    transition: fill 0.3s ease;
    position: relative;
    z-index: 1;
}

.social-links a:hover {
    border-color: transparent;
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,240,252,0.3);
}

.social-links a:hover svg { fill: #000; }

/* ============================================================
   14. THEME SWITCH
   ============================================================ */
.theme-switch-wrapper { display: flex; align-items: center; }

.theme-switch {
    display: inline-block;
    height: 32px;
    position: relative;
    width: 58px;
}

.theme-switch input { display: none; }

.slider {
    background-color: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255,255,255,0.1);
    bottom: 0; cursor: pointer;
    left: 0; position: absolute;
    right: 0; top: 0;
    transition: .4s;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5px;
}

.slider:before {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    bottom: 4px;
    content: "";
    height: 22px;
    left: 4px;
    position: absolute;
    transition: .4s var(--ease-spring);
    width: 22px;
    z-index: 2;
    box-shadow: 0 0 12px rgba(0,240,252,0.5);
}

input:checked + .slider {
    background-color: rgba(0, 240, 252, 0.15);
    border-color: rgba(0,240,252,0.3);
}

input:checked + .slider:before { transform: translateX(26px); }

.slider.round           { border-radius: 32px; }
.slider.round:before    { border-radius: 50%; }

.icon { width: 13px; height: 13px; color: var(--text-primary); z-index: 1; }

/* ============================================================
   15. MODAL
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.45s ease;
}

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

.modal-content {
    max-width: 820px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    position: relative;
    transform: translateY(32px) scale(0.94);
    transition: transform 0.45s var(--ease-spring);
    padding: 3.5rem 4rem;
    background: rgba(8, 12, 28, 0.7);
    border-radius: 28px;
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 40px 80px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.1);
}

.modal-content::-webkit-scrollbar { width: 6px; }
.modal-content::-webkit-scrollbar-track { background: transparent; }
.modal-content::-webkit-scrollbar-thumb {
    background: rgba(0,240,252,0.2);
    border-radius: 4px;
}
.modal-content::-webkit-scrollbar-thumb:hover {
    background: rgba(0,240,252,0.4);
}

.modal-overlay.active .modal-content { transform: translateY(0) scale(1); }

.close-btn {
    position: absolute;
    top: 1.4rem; right: 1.8rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    width: 38px; height: 38px;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    line-height: 1;
}

.close-btn:hover {
    background: rgba(0,240,252,0.15);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: rotate(90deg);
}

.modal-header {
    margin-bottom: 2rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding-bottom: 1.2rem;
}

.modal-header h2 { font-size: 2.4rem; margin-bottom: 0.5rem; }

.modal-header .subtitle { font-size: 1rem; color: var(--accent-cyan); }

.modal-section { margin-bottom: 2rem; }

.modal-section h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-section p {
    color: rgba(255,255,255,0.8);
}

.modal-section ul { list-style: none; padding-left: 0; }

.modal-section ul li {
    position: relative;
    padding-left: 1.4rem;
    margin-bottom: 0.8rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.65;
}

.modal-section ul li::before {
    content: "";
    position: absolute;
    left: 0; top: 8px;
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--accent-cyan);
    box-shadow: 0 0 6px var(--accent-cyan);
}

/* ============================================================
   16. PARTICLE CANVAS (ambient background)
   ============================================================ */
#particles-canvas {
    position: fixed;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    opacity: 0.35;
}

/* ============================================================
   17. SECTION LABEL
   ============================================================ */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-cyan);
    font-weight: 600;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.section-label::before {
    content: '';
    display: inline-block;
    width: 24px; height: 1px;
    background: var(--accent-cyan);
    box-shadow: 0 0 6px var(--accent-cyan);
}

/* ============================================================
   18. ENQUIRE NOW FAB & FORM
   ============================================================ */

/* Enquire Floating Button */
.enquire-fab {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 900;
    display: flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    color: #fff;
    border: none;
    padding: 10px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(0, 240, 252, 0.4), inset 0 1px 1px rgba(255,255,255,0.3);
    transition: all 0.4s var(--ease-spring);
    letter-spacing: 0.5px;
    overflow: hidden;
}

.enquire-fab::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 60%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
    transform: skewX(-20deg);
    animation: fab-shimmer 4s infinite 2s;
}

@keyframes fab-shimmer {
    0% { left: -100%; }
    20% { left: 150%; }
    100% { left: 150%; }
}

.enquire-fab:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 12px 40px rgba(0, 240, 252, 0.5), inset 0 1px 1px rgba(255,255,255,0.4);
}

.fab-icon { display: flex; align-items: center; }

/* Enquire Modal Content */
.enquire-modal-content {
    max-width: 340px;
    padding: 1.5rem 1.8rem;
}

/* Enquire Form Styles */
.enquire-form {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.form-group { display: flex; flex-direction: column; gap: 4px; }

.form-group label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--accent-cyan);
}

.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="email"] {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 8px;
    padding: 10px 14px;
    color: #fff;
    font-family: inherit;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input:focus {
    border-color: var(--accent-cyan);
    background: rgba(0,240,252,0.06);
    box-shadow: 0 0 10px rgba(0,240,252,0.2);
}

.form-group input::placeholder { color: rgba(255,255,255,0.25); }

/* Custom Radio Buttons */
.radio-group { display: flex; gap: 1rem; margin-top: 0; }

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.85);
}

.radio-label input { display: none; }

.radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    position: relative;
    transition: all 0.3s ease;
}

.radio-custom::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 10px; height: 10px;
    background: var(--accent-cyan);
    border-radius: 50%;
    transition: all 0.3s var(--ease-spring);
}

.radio-label input:checked + .radio-custom {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 10px rgba(0,240,252,0.3);
}

.radio-label input:checked + .radio-custom::after {
    transform: translate(-50%, -50%) scale(1);
}

/* ============================================================
   19. RESPONSIVE
   ============================================================ */

/* ── Hamburger button ── */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(0,240,252,0.3);
    border-radius: 10px;
    cursor: pointer;
    padding: 0;
    transition: background 0.3s ease, border-color 0.3s ease;
    flex-shrink: 0;
}

.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--accent-cyan);
    border-radius: 2px;
    transition: transform 0.4s var(--ease-spring), opacity 0.3s ease, width 0.3s ease;
    transform-origin: center;
}

.hamburger:hover {
    background: rgba(0,240,252,0.1);
    border-color: var(--accent-cyan);
}

/* Hamburger → X morph */
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile Nav Overlay ── */
.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    z-index: 400;
    pointer-events: none;
}

.mobile-nav-overlay.open { pointer-events: all; }

/* Dark backdrop */
.mobile-nav-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.mobile-nav-overlay.open::before { opacity: 1; }

/* Slide-in drawer from right */
.mobile-nav-drawer {
    position: absolute;
    top: 0; right: 0;
    width: min(300px, 80vw);
    height: 100%;
    background: rgba(6, 9, 22, 0.96);
    border-left: 1px solid rgba(0,240,252,0.12);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 6rem 2.5rem 4rem;
    gap: 0.4rem;
    transform: translateX(100%);
    transition: transform 0.45s var(--ease-spring);
    box-shadow: -20px 0 60px rgba(0,0,0,0.5);
}

.mobile-nav-overlay.open .mobile-nav-drawer {
    transform: translateX(0);
}

/* Top cyan glow edge */
.mobile-nav-drawer::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    opacity: 0.5;
}

/* Close button */
.mobile-nav-close {
    position: absolute;
    top: 1.4rem; right: 1.4rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    width: 38px; height: 38px;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-primary);
    font-size: 1.4rem;
    cursor: pointer;
    transition: all 0.3s ease;
    line-height: 1;
}

.mobile-nav-close:hover {
    background: rgba(0,240,252,0.15);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: rotate(90deg);
}

/* Mobile nav links */
.mobile-nav-link {
    display: block;
    text-decoration: none;
    color: rgba(255,255,255,0.75);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.3px;
    padding: 0.7rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    width: 100%;
    transition: color 0.3s ease, transform 0.3s ease, padding-left 0.3s ease;
    position: relative;
}

.mobile-nav-link::after {
    content: '→';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent-cyan);
    opacity: 0;
    transition: opacity 0.3s ease, right 0.3s ease;
}

.mobile-nav-link:hover {
    color: var(--accent-cyan);
    padding-left: 8px;
}

.mobile-nav-link:hover::after { opacity: 1; right: 4px; }

@media (max-width: 768px) {
    .site-header          { padding: 1rem 1.2rem; }
    .site-header.scrolled { padding: 0.8rem 1.2rem; }
    .logo img             { height: 64px; }

    /* Hide desktop nav, show hamburger */
    .nav-links            { display: none !important; }
    .theme-switch-wrapper { display: flex; transform: scale(0.9); transform-origin: center right; }
    .hamburger            { display: flex; }

    .header-right { gap: 0.8rem !important; }

    /* Sections */
    .step     { padding: 0 5%; }
    .step-1   { justify-content: center; padding-top: 100px; }
    .step-2   { justify-content: center; text-align: center; padding-right: 5%; }
    .step-3   { min-height: auto; padding-top: 4rem; padding-bottom: 4rem; }
    .step-4   { min-height: 80vh; justify-content: center; text-align: center; }
    .step-5   { min-height: auto; padding-top: 3rem; padding-bottom: 2rem; gap: 2rem; }

    /* Typography */
    h1  { font-size: 2.2rem; letter-spacing: -1px; }
    h2  { font-size: 1.7rem; letter-spacing: -0.8px; }
    h3  { font-size: 1rem; }
    p   { font-size: 0.92rem; line-height: 1.65; }

    /* Cards */
    .glass-container {
        padding: 1.8rem 1.4rem;
        border-radius: 20px;
        max-width: 100%;
    }
    .glass-text {
        padding: 1.4rem;
        border-radius: 20px;
        max-width: 100%;
        text-align: center !important;
    }
    .about-grid { grid-template-columns: 1fr; gap: 1rem; }

    /* CTA */
    .cta-container { max-width: 100%; }
    .cta-container p { font-size: 1.05rem; margin-bottom: 1.8rem; }
    .glass-btn { padding: 1rem 2rem; font-size: 0.9rem; }

    /* Footer */
    .footer-wrapper { margin-top: 1rem; }
    .footer-container {
        flex-direction: column;
        gap: 2rem;
        padding: 2.5rem 1.2rem;
        text-align: center;
    }
    .footer-brand,
    .footer-nav,
    .footer-contact { text-align: center; }
    .footer-nav a { text-align: center; }
    .social-links { justify-content: center; }

    /* Modal */
    .modal-content {
        width: 95%;
        max-height: 90vh;
        padding: 2rem 1.4rem;
        border-radius: 20px;
    }
    .modal-header h2 { font-size: 1.8rem; }

    /* Cursor glow is useless on touch */
    #cursor-glow { display: none !important; }

    /* Reduce particle canvas on mobile for performance */
    #particles-canvas { opacity: 0.18; }

    /* Float animations – reduce intensity for mobile perf */
    .float-anim      { animation: float 9s ease-in-out infinite; }
    .float-anim-slow { animation: float-slow 14s ease-in-out infinite; }

    /* Antigravity droplets – hide on very small devices for perf */
    .antigravity-elements { display: none; }
}

/* ── Extra small devices (≤ 400px) ── */
@media (max-width: 400px) {
    .site-header          { padding: 0.8rem 1rem; }
    .site-header.scrolled { padding: 0.6rem 1rem; }
    .logo img             { height: 52px; }

    h1  { font-size: 1.8rem; }
    h2  { font-size: 1.45rem; }
    h3  { font-size: 0.95rem; }
    p   { font-size: 0.88rem; }

    .glass-container { padding: 1.4rem 1rem; }
    .glass-text      { padding: 1.2rem 1rem; }

    .glass-btn { padding: 0.9rem 1.6rem; font-size: 0.85rem; gap: 8px; }
    .glass-btn svg { width: 18px; height: 18px; }

    .about-item { padding: 1.2rem 1rem; }
    .about-item h4 { font-size: 0.8rem; }
    .about-item p  { font-size: 0.85rem; }

    .footer-container { padding: 2rem 1rem; gap: 1.5rem; }
    .modal-content { padding: 1.6rem 1.2rem; }

    .mobile-nav-link { font-size: 1.25rem; }

    .enquire-fab {
        bottom: 15px;
        right: 15px;
        padding: 10px;
        border-radius: 50%;
    }
    .fab-text { display: none; } /* Show only icon on very small screens */
    .radio-group { flex-direction: column; gap: 0.8rem; }
}