/* * --------------------------------------------------------------------------
 * ZYROVA DIGITAL | V6 "GOD MODE" STYLESHEET (PREMIUM UPGRADE)
 * --------------------------------------------------------------------------
 * ARCHITECTURE:
 * 1.  TOKENS & PHYSICS VARIABLES
 * 2.  FLUID TYPOGRAPHY & RESET
 * 3.  UTILITY FRAMEWORK (Mini-Tailwind)
 * 4.  SVG DATA-URI LOGO ASSETS (Embedded)
 * 5.  LAYOUT & GRID SYSTEM
 * 6.  COMPONENT: HEADER (Diamond Glass 4.0)
 * 7.  COMPONENT: HERO (3D Perspective)
 * 8.  COMPONENT: MAGNETIC BUTTONS
 * 9.  COMPONENT: SPOTLIGHT CARDS
 * 10. COMPONENT: FORMS (Physics-based)
 * 11. COMPONENT: INFINITE MARQUEE
 * 12. COMPONENT: PARTICLES & GRAIN
 * 13. COMPONENT: MEGA FOOTER (Owner Signature Edition)
 * 14. ANIMATION KEYFRAMES
 * --------------------------------------------------------------------------
 */

/* =========================================
   1. TOKENS & PHYSICS VARIABLES
   ========================================= */
:root {
    /* --- CORE PALETTE: "Deep Space & Teal" --- */
    --c-brand-darkest: #020617;
    --c-brand-dark:    #0f172a;
    --c-brand-main:    #0e7490; /* Summit Teal */
    --c-brand-glow:    #06b6d4; /* Electric Cyan */
    --c-brand-light:   #67e8f9; /* Highlight */
    
    --c-accent-gold:   #f59e0b;
    --c-accent-purple: #8b5cf6;
    --c-success:       #10b981;
    --c-danger:        #ef4444;

    /* --- SURFACES (OLED Optimized) --- */
    --bg-body:         #020617;
    --bg-surface-1:    #0f172a;
    --bg-surface-2:    #1e293b;
    --bg-glass:        rgba(15, 23, 42, 0.65);
    --bg-glass-heavy:  rgba(2, 6, 23, 0.90); /* Darker for premium contrast */
    --border-glass:    rgba(255, 255, 255, 0.08);
    --border-highlight: rgba(103, 232, 249, 0.4);

    /* --- TYPOGRAPHY (Fluid Scale) --- */
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-display: 'Outfit', sans-serif;
    
    --text-primary:    #f8fafc;
    --text-secondary:  #94a3b8;
    --text-tertiary:   #64748b;
    --text-invert:     #020617;

    /* --- PHYSICS & EASING --- */
    --ease-elastic: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-smooth:  cubic-bezier(0.16, 1, 0.3, 1);
    --ease-bounce:  cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-expo:    cubic-bezier(0.19, 1, 0.22, 1);
    
    --duration-flash: 150ms;
    --duration-fast:  300ms;
    --duration-base:  600ms;
    --duration-slow:  1200ms;

    /* --- DIMENSIONS & SPACING --- */
    --header-height:  90px;
    --container-max:  1440px;
    --gutter:         clamp(1.5rem, 5vw, 4rem);
    
    --radius-xs:      4px;
    --radius-sm:      8px;
    --radius-md:      16px;
    --radius-lg:      24px;
    --radius-full:    9999px;

    /* --- EFFECTS --- */
    --shadow-sm:      0 2px 4px rgba(0,0,0,0.4);
    --shadow-lg:      0 20px 40px -10px rgba(0,0,0,0.6);
    --shadow-glow:    0 0 60px rgba(14, 116, 144, 0.25);
    --blur-glass:     backdrop-filter: blur(20px);
    
    /* --- MOUSE TRACKING DEFAULTS (JS Updates These) --- */
    --mouse-x: 50%;
    --mouse-y: 50%;
    --tilt-x: 0deg;
    --tilt-y: 0deg;
}

/* =========================================
   2. RESET & BASE
   ========================================= */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    height: 100%;
}

body {
    background-color: var(--bg-body);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    /* Static Noise Overlay */
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E");
}

::selection {
    background: var(--c-brand-light);
    color: var(--c-brand-darkest);
}

/* =========================================
   3. TYPOGRAPHY SYSTEM
   ========================================= */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.1;
    letter-spacing: -0.025em;
}

h1 {
    font-size: clamp(3rem, 7vw, 6rem);
    letter-spacing: -0.04em;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(2.25rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    margin-bottom: 1rem;
}

p {
    font-size: clamp(1rem, 1.1vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 65ch;
    margin-bottom: 1.5rem;
}

.text-gradient {
    background: linear-gradient(135deg, #fff 10%, var(--c-brand-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.text-accent { color: var(--c-brand-light); }
.text-gold { color: var(--c-accent-gold); }

/* =========================================
   4. EMBEDDED LOGO ASSETS (Data URIs)
   ========================================= */
/* These are high-quality SVG definitions for "Real" looking clients */
:root {
    --logo-dental: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 50" fill="none"><path d="M30 25c0 8-5 15-12 15s-12-7-12-15 5-15 12-15 12 7 12 15z" stroke="%2364748b" stroke-width="3"/><text x="45" y="32" font-family="sans-serif" font-weight="bold" font-size="20" fill="%2364748b">APEX DENTAL</text></svg>');
    
    --logo-tech: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 50" fill="none"><rect x="10" y="10" width="20" height="20" rx="4" fill="%2364748b"/><text x="45" y="32" font-family="sans-serif" font-weight="bold" font-size="20" fill="%2364748b">NEXUS AI</text></svg>');
    
    --logo-legal: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 50" fill="none"><path d="M20 10l10 25h-20z" fill="%2364748b"/><text x="45" y="32" font-family="sans-serif" font-weight="bold" font-size="20" fill="%2364748b">VANGUARD LAW</text></svg>');
    
    --logo-fitness: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 50" fill="none"><circle cx="20" cy="25" r="10" stroke="%2364748b" stroke-width="4"/><text x="45" y="32" font-family="sans-serif" font-weight="bold" font-size="20" fill="%2364748b">IRON GYM</text></svg>');

    --logo-med: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 50" fill="none"><rect x="18" y="10" width="8" height="30" fill="%2364748b"/><rect x="7" y="21" width="30" height="8" fill="%2364748b"/><text x="45" y="32" font-family="sans-serif" font-weight="bold" font-size="20" fill="%2364748b">PRIME CARE</text></svg>');
}

/* =========================================
   5. LAYOUT UTILITIES
   ========================================= */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--gutter);
    position: relative;
    z-index: 2;
}

.section {
    padding: clamp(6rem, 15vh, 12rem) 0;
    position: relative;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: 1rem; }
.gap-2 { gap: 2rem; }
.w-full { width: 100%; }
.h-full { height: 100%; }

/* =========================================
   6. COMPONENT: HEADER (Diamond Glass 4.0)
   ========================================= */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-height);
    z-index: 9999;
    transition: all var(--duration-base) var(--ease-expo);
    border-bottom: 1px solid rgba(255, 255, 255, 0.02); /* Subtle initial border */
}

.header.scrolled {
    background: var(--bg-glass-heavy);
    backdrop-filter: blur(24px); /* Increased blur for premium feel */
    -webkit-backdrop-filter: blur(24px);
    height: 80px;
    border-bottom: 1px solid var(--border-glass);
    box-shadow: 0 10px 40px rgba(0,0,0,0.6); /* Deeper shadow */
}

/* Premium Gradient Line on Scroll */
.header.scrolled::after {
    content: '';
    position: absolute;
    bottom: -1px; left: 0; width: 100%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-highlight), transparent);
    opacity: 0.5;
}

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

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
    letter-spacing: -0.02em;
}

.logo svg {
    color: var(--c-brand-light);
    filter: drop-shadow(0 0 12px rgba(103, 232, 249, 0.6)); /* Enhanced Glow */
}

.nav-menu {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-link {
    position: relative;
    color: var(--text-secondary);
    font-weight: 500;
    text-decoration: none;
    padding: 0.5rem 0;
    font-size: 0.95rem;
    transition: color var(--duration-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 50%; width: 0; height: 2px;
    background: var(--c-brand-light);
    box-shadow: 0 0 10px var(--c-brand-light);
    transform: translateX(-50%);
    transition: width var(--duration-fast) var(--ease-elastic);
}

.nav-link:hover { color: var(--text-primary); }
.nav-link:hover::after { width: 80%; }

/* Mobile Menu Trigger */
.nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; cursor: pointer; }

/* =========================================
   7. COMPONENT: HERO (3D Perspective)
   ========================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    position: relative;
    overflow: hidden;
}

/* Physics Background Canvas is handled by JS, but we style it here */
#physics-bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    opacity: 0.6;
}

.hero-content {
    position: relative;
    z-index: 2;
}

/* 3D Visual Container */
.hero-visual {
    perspective: 1000px;
    position: relative;
    z-index: 2;
}

.hero-card-3d {
    background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
    /* JS will rotate this */
    transform-style: preserve-3d;
    transition: transform 0.1s linear; 
}

/* Floating Elements */
.float-tag {
    position: absolute;
    background: var(--bg-surface-2);
    border: 1px solid var(--c-brand-main);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: float 6s ease-in-out infinite;
    z-index: 3;
}

.float-tag.tag-1 { top: -10%; right: -5%; animation-delay: 0s; }
.float-tag.tag-2 { bottom: -10%; left: -5%; animation-delay: -2s; border-color: var(--c-success); }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* =========================================
   8. COMPONENT: MAGNETIC BUTTONS
   ========================================= */
.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.125rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.1s linear; /* Fast for physics */
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: var(--c-brand-main);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 0 20px rgba(14, 116, 144, 0.4);
}

/* Liquid Fill Effect */
.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 300%; height: 300%;
    background: radial-gradient(circle, var(--c-brand-light) 0%, var(--c-brand-main) 100%);
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.5s var(--ease-elastic);
    z-index: -1;
    border-radius: 50%;
}

.btn-primary:hover {
    color: var(--c-brand-darkest);
    box-shadow: 0 0 40px rgba(103, 232, 249, 0.6);
    border-color: var(--c-brand-light);
}

.btn-primary:hover::before {
    transform: translate(-50%, -50%) scale(1);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
}
.btn-secondary:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--c-brand-main);
}

/* =========================================
   9. COMPONENT: SPOTLIGHT CARDS
   ========================================= */
.spotlight-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--bg-surface-1);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 3rem 2rem;
    position: relative;
    overflow: hidden;
    transition: transform var(--duration-fast) var(--ease-smooth);
}

/* The Spotlight Gradient (Controlled by JS vars) */
.card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(
        600px circle at var(--mouse-x) var(--mouse-y),
        rgba(255, 255, 255, 0.06),
        transparent 40%
    );
    z-index: 1;
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
}

.card:hover::after { opacity: 1; }
.card:hover { transform: translateY(-5px); border-color: rgba(255,255,255,0.2); }

.card-content { position: relative; z-index: 2; }

.card-icon {
    width: 64px; height: 64px;
    background: linear-gradient(135deg, rgba(14, 116, 144, 0.2), rgba(2, 6, 23, 0.5));
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.75rem;
    color: var(--c-brand-light);
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

/* =========================================
   10. COMPONENT: FORMS (Physics-based)
   ========================================= */
.form-card {
    background: var(--bg-surface-1);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s var(--ease-elastic);
}

.input-group { position: relative; margin-bottom: 2rem; }

.input-field {
    width: 100%;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    padding: 1.25rem 1rem 0.5rem;
    color: #fff;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s;
}

.input-label {
    position: absolute;
    left: 1rem; top: 1rem;
    color: var(--text-tertiary);
    font-size: 1rem;
    pointer-events: none;
    transition: all 0.3s var(--ease-expo);
}

/* Float logic */
.input-field:focus,
.input-field:not(:placeholder-shown) {
    background: rgba(255,255,255,0.05);
    border-color: var(--c-brand-main);
    box-shadow: 0 0 0 4px rgba(14, 116, 144, 0.2);
    padding-top: 1.5rem;
    padding-bottom: 0.25rem;
}

.input-field:focus + .input-label,
.input-field:not(:placeholder-shown) + .input-label {
    top: 0.25rem;
    font-size: 0.75rem;
    color: var(--c-brand-light);
    font-weight: 700;
}

/* =========================================
   11. COMPONENT: INFINITE MARQUEE (Logos)
   ========================================= */
.marquee-section {
    border-top: 1px solid var(--border-glass);
    border-bottom: 1px solid var(--border-glass);
    background: rgba(0,0,0,0.3);
    padding: 3rem 0;
    overflow: hidden;
    position: relative;
}

.marquee-track {
    display: flex;
    width: max-content;
    gap: 6rem;
    animation: scroll 40s linear infinite;
}

.client-logo {
    height: 50px;
    width: 200px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    opacity: 0.4;
    transition: opacity 0.3s;
    filter: grayscale(100%);
}

.client-logo:hover { opacity: 1; filter: grayscale(0%) drop-shadow(0 0 10px rgba(255,255,255,0.2)); }

/* Map variables to classes */
.logo-dental { background-image: var(--logo-dental); }
.logo-tech { background-image: var(--logo-tech); }
.logo-legal { background-image: var(--logo-legal); }
.logo-fitness { background-image: var(--logo-fitness); }
.logo-med { background-image: var(--logo-med); }

@keyframes scroll {
    to { transform: translateX(-50%); }
}

/* =========================================
   12. FOOTER (Owner Signature Edition)
   ========================================= */
.footer {
    background: #000;
    padding: 8rem 0 3rem;
    border-top: 1px solid var(--border-glass);
    position: relative;
    overflow: hidden;
}

/* Giant Background Text */
.footer-bg-text {
    position: absolute;
    bottom: -50px; left: 50%;
    transform: translateX(-50%);
    font-size: 25vw;
    font-weight: 900;
    color: rgba(255,255,255,0.02);
    line-height: 0.8;
    pointer-events: none;
    white-space: nowrap;
    z-index: 0;
}

.footer-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 6rem;
}

.footer-heading {
    color: #fff;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 2rem;
    opacity: 0.6;
    font-weight: 700;
}

.footer-link {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    transition: all 0.3s;
}

.footer-link:hover {
    color: var(--c-brand-light);
    transform: translateX(6px);
}

/* --- COPYRIGHT SECTION REBUILT --- */
.copyright {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-tertiary);
    font-size: 0.9rem;
    position: relative;
    z-index: 2;
}

.copyright-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Premium Owner Signature */
.owner-signature {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--text-tertiary);
    text-decoration: none;
    opacity: 0.7;
    transition: all 0.3s var(--ease-smooth);
    position: relative;
}

.owner-signature:hover {
    color: var(--c-accent-gold);
    opacity: 1;
    letter-spacing: 0.05em;
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.4);
}

.owner-signature::before {
    content: '///';
    color: var(--c-brand-main);
    margin-right: 0.5rem;
    font-weight: 800;
}

/* =========================================
   13. ANIMATION KEYFRAMES & UTILS
   ========================================= */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s var(--ease-smooth), transform 1s var(--ease-smooth);
}
.reveal.active { opacity: 1; transform: translateY(0); }

.stagger-child {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.stagger-child.visible { opacity: 1; transform: translateY(0); }

/* Glitch Effect for Title */
.glitch { position: relative; }
.glitch::before, .glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
}
.glitch::before {
    left: 2px;
    text-shadow: -1px 0 #ff00c1;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim-1 5s infinite linear alternate-reverse;
}
.glitch::after {
    left: -2px;
    text-shadow: -1px 0 #00fff9;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim-2 5s infinite linear alternate-reverse;
}

@keyframes glitch-anim-1 {
    0% { clip: rect(30px, 9999px, 10px, 0); }
    5% { clip: rect(80px, 9999px, 90px, 0); }
    100% { clip: rect(40px, 9999px, 60px, 0); }
}
@keyframes glitch-anim-2 {
    0% { clip: rect(10px, 9999px, 80px, 0); }
    5% { clip: rect(90px, 9999px, 10px, 0); }
    100% { clip: rect(50px, 9999px, 20px, 0); }
}

/* =========================================
   14. MOBILE VIEW OPTIMIZATIONS
   ========================================= */
@media (max-width: 1024px) {
    .grid-2 { grid-template-columns: 1fr; gap: 3rem; }
    .hero { text-align: center; padding-top: 120px; }
    .hero-content { margin: 0 auto; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    /* --- HEADER & NAVIGATION --- */
    .header { height: 70px; }
    .header.scrolled { height: 70px; }
    
    .nav-toggle { 
        display: block; 
        font-size: 1.5rem; 
        z-index: 10001; 
    }

    /* Mobile Menu (Hidden by default) */
    .nav-menu {
        display: none; /* JS toggles 'flex' */
        flex-direction: column;
        position: fixed;
        top: 70px; left: 0; width: 100%;
        background: var(--bg-glass-heavy);
        backdrop-filter: blur(20px);
        padding: 2rem;
        border-bottom: 1px solid var(--border-glass);
        box-shadow: 0 10px 40px rgba(0,0,0,0.8);
        gap: 1.5rem;
    }
    .nav-menu.active { display: flex; animation: slideDown 0.3s ease-out; }
    @keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

    /* Fix Overlapping Header Button */
    .header .btn-primary {
        display: none; /* Hide 'Start Project' in header to clean up UI */
    }
    
    /* Add 'Start Project' inside Mobile Menu instead */
    .nav-menu::after {
        content: 'Start Project ->';
        display: block;
        text-align: center;
        background: var(--c-brand-main);
        color: white;
        padding: 1rem;
        border-radius: 8px;
        font-weight: 700;
        margin-top: 1rem;
    }

    /* --- HERO & LAYOUT --- */
    .hero { padding-top: 100px; }
    h1 { font-size: 2.5rem; line-height: 1.2; }
    .float-tag { display: none; /* Remove floating tags on mobile to reduce clutter */ }
    
    .container { padding: 0 1.25rem; }
    .grid-3, .grid-4, .footer-grid { grid-template-columns: 1fr; }
    
    /* --- BUTTONS RESIZED --- */
    .flex.gap-1 { flex-direction: column; width: 100%; gap: 0.75rem; }
    .btn { 
        width: 100%; 
        padding: 0.9rem; /* Slightly smaller padding */
        font-size: 0.95rem;
    }

    /* --- CARDS & SECTIONS --- */
    .section { padding: 3.5rem 0; }
    .card, .form-card { padding: 1.5rem; }
    .card-icon { width: 48px; height: 48px; font-size: 1.25rem; }
    
    /* --- FOOTER --- */
    .copyright { flex-direction: column; gap: 1rem; text-align: center; }
    .footer-bg-text { display: none; }
}