/* ============================================
   Action Dock Doors & Floors — Styles
   Plum + Amber | Clean Minimalist
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    --plum-50: #faf5f7;
    --plum-100: #f3e8ed;
    --plum-200: #e8d0d9;
    --plum-300: #d4a8b8;
    --plum-400: #c07a91;
    --plum-500: #a85574;
    --plum-600: #5B2C6F;
    --plum-700: #4a2357;
    --plum-800: #3d1d48;
    --plum-900: #2e1637;
    --plum-950: #1a0d20;
    
    --amber-50: #fffbeb;
    --amber-100: #fef3c7;
    --amber-200: #fde68a;
    --amber-300: #fcd34d;
    --amber-400: #fbbf24;
    --amber-500: #f59e0b;
    --amber-600: #d97706;
    --amber-700: #b45309;
    
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #e5e5e5;
    --neutral-300: #d4d4d4;
    --neutral-400: #a3a3a3;
    --neutral-500: #737373;
    --neutral-600: #525252;
    --neutral-700: #404040;
    --neutral-800: #262626;
    --neutral-900: #171717;
    --neutral-950: #0a0a0a;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.05);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-weight: 300;
    line-height: 1.7;
    color: var(--neutral-800);
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

/* ---------- Container ---------- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.2;
    color: var(--neutral-900);
}

/* ---------- Section Tags ---------- */
.section-tag {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--plum-600);
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    margin-bottom: var(--space-lg);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--neutral-500);
    max-width: 560px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: var(--space-4xl);
}

.section-header--centered {
    text-align: center;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    padding: 0.8125rem 1.75rem;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--plum-600);
    color: #ffffff;
    border: 1.5px solid var(--plum-600);
}

.btn-primary:hover {
    background-color: var(--plum-700);
    border-color: var(--plum-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--plum-600);
    border: 1.5px solid var(--plum-200);
}

.btn-outline:hover {
    border-color: var(--plum-600);
    background-color: var(--plum-50);
}

.btn-ghost {
    background-color: rgba(255,255,255,0.1);
    color: #ffffff;
    border: 1.5px solid rgba(255,255,255,0.3);
}

.btn-ghost:hover {
    background-color: rgba(255,255,255,0.18);
    border-color: rgba(255,255,255,0.5);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ---------- Navigation ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--neutral-100);
    transition: box-shadow 0.3s ease;
}

.nav.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-sans);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--neutral-900);
}

.logo-icon {
    color: var(--plum-600);
}

.logo-accent {
    color: var(--plum-600);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 400;
    color: var(--neutral-600);
    transition: color 0.2s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: var(--plum-600);
    transition: width 0.2s ease;
}

.nav-links a:hover {
    color: var(--plum-600);
}

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

.nav-cta {
    font-weight: 500 !important;
    color: var(--plum-600) !important;
    padding: 0.5rem 1.25rem;
    border: 1.5px solid var(--plum-200);
    border-radius: var(--radius-md);
    transition: all 0.2s ease !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background-color: var(--plum-50) !important;
    border-color: var(--plum-600) !important;
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: