/* ==========================================================================
   CSS Variables & Tokens
   ========================================================================== */
:root {
    /* Colors */
    --clr-bg: #080605;
    --clr-bg-surface: #120e0b;
    --clr-bg-card: rgba(22, 17, 14, 0.7);
    --clr-bg-card-hover: rgba(30, 24, 19, 0.9);
    
    --clr-gold-light: #e8cd7b;
    --clr-gold: #d4af37;
    --clr-gold-dark: #b59223;
    
    --clr-red: #e33b3b;
    --clr-green: #6ca049;
    
    --clr-white: #ffffff;
    --clr-gray-100: #f5f5f5;
    --clr-gray-300: #d1d1d1;
    --clr-gray-400: #a1a1a1;
    --clr-gray-500: #888888;
    
    /* Typography */
    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
    
    /* Effects */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-glow: 0 0 40px rgba(212, 175, 55, 0.2);
    --shadow-glow-strong: 0 0 60px rgba(212, 175, 55, 0.35);
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--clr-bg);
    color: var(--clr-gray-100);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

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

.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1.5rem; }
.text-left { text-align: left; }
.rounded { border-radius: 20px; }
.shadow-gold { box-shadow: var(--shadow-glow); }

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
.text-gold { color: var(--clr-gold); }
.text-red { color: var(--clr-red); }

/* ==========================================================================
   Header
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(8, 6, 5, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    padding: 1rem 0;
    transition: var(--transition-smooth);
}

.header.scrolled {
    padding: 0.75rem 0;
    background: rgba(8, 6, 5, 0.98);
    box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

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

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--clr-white);
    letter-spacing: -0.5px;
}

.logo-accent {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--clr-gold);
    font-weight: 600;
    margin-top: -4px;
}

.logo-sub {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
    color: var(--clr-gray-400);
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--clr-gray-300);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--clr-gold);
    transition: var(--transition-fast);
}

.nav-link:hover { color: var(--clr-gold); }
.nav-link:hover::after { width: 100%; }

.btn-hotline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--clr-red), #b32a2a);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: 0 4px 15px rgba(227, 59, 59, 0.3);
    border: 1px solid rgba(255,255,255,0.1);
}

.btn-hotline:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(227, 59, 59, 0.5);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    font-family: var(--font-sans);
}

.btn-primary {
    background: linear-gradient(135deg, var(--clr-gold-light), var(--clr-gold-dark));
    color: var(--clr-bg);
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.6);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--clr-gold);
    color: var(--clr-gold);
}

.btn-outline:hover {
    background: rgba(212, 175, 55, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.2);
}

.btn-block {
    width: 100%;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    padding: 180px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    top: 40%;
    left: 60%;
    transform: translate(-50%, -50%);
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, rgba(8, 6, 5, 0) 65%);
    z-index: -1;
    pointer-events: none;
}

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

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50px;
    font-size: 0.95rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.badge .ph-leaf { color: var(--clr-green); }

.hero-subtitle {
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--clr-gray-300);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.hero-subtitle i {
    color: var(--clr-gold);
    font-size: 1.5rem;
}

.hero-title {
    font-size: 4.8rem;
    line-height: 1.05;
    font-weight: 800;
    margin-bottom: 2rem;
    letter-spacing: -1.5px;
    text-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.quality-guarantee {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
    max-width: 500px;
}

.stamp {
    flex-shrink: 0;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    border: 2px dashed var(--clr-gold);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--clr-gold);
    text-align: center;
    padding: 0.5rem;
    position: relative;
    box-shadow: inset 0 0 15px rgba(212,175,55,0.2);
}

.stamp::before {
    content: '';
    position: absolute;
    inset: 4px;
    border: 1px solid rgba(212, 175, 55, 0.6);
    border-radius: 50%;
}

.stamp span {
    font-size: 1.6rem;
    font-weight: 800;
    line-height: 1;
}

.stamp small {
    font-size: 0.55rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.quality-guarantee p {
    color: var(--clr-gray-300);
    font-size: 1.15rem;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.qr-scan {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--clr-gray-300);
    padding: 0.5rem;
    border-radius: 10px;
    transition: var(--transition-fast);
}

.qr-scan:hover {
    background: rgba(255,255,255,0.05);
}

.qr-scan i {
    font-size: 3rem;
    color: var(--clr-white);
}

.qr-scan span {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
    max-width: 100px;
    line-height: 1.3;
}

/* Hero Image Mockup */
.hero-image-area {
    position: relative;
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

.vending-machine-mockup {
    position: relative;
    width: 100%;
    max-width: 380px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-glow-strong), 0 20px 50px rgba(0,0,0,0.8);
    border: 1px solid rgba(212, 175, 55, 0.3);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: var(--transition-smooth);
}

.vending-machine-mockup:hover {
    transform: rotateY(0deg) rotateX(0deg) translateY(-10px);
    box-shadow: 0 0 80px rgba(212, 175, 55, 0.4), 0 30px 60px rgba(0,0,0,0.9);
}

.vending-machine-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

/* ==========================================================================
   Shared Section Styles
   ========================================================================== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.8rem;
    color: var(--clr-white);
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--clr-gray-400);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.15rem;
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features {
    padding: 120px 0;
    background: linear-gradient(to bottom, var(--clr-bg), var(--clr-bg-surface));
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--clr-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(212, 175, 55, 0.15), transparent 60%);
    opacity: 0;
    transition: var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: rgba(212, 175, 55, 0.4);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
    background: var(--clr-bg-card-hover);
}

.feature-card:hover::before { opacity: 1; }

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(212,175,55,0.1), rgba(212,175,55,0.05));
    border: 1px solid rgba(212,175,55,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--clr-gold);
    font-size: 2.2rem;
    transition: var(--transition-smooth);
}

.feature-card:hover .feature-icon {
    background: var(--clr-gold);
    color: var(--clr-bg);
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
}

.feature-card h3 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--clr-white);
}

.feature-card p {
    color: var(--clr-gray-300);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ==========================================================================
   How It Works Section
   ========================================================================== */
.how-it-works {
    padding: 120px 0;
    background: var(--clr-bg-surface);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    position: relative;
    margin-top: 5rem;
}

.step-line {
    position: absolute;
    top: 40px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(212,175,55,0.5), transparent);
    z-index: 0;
}

.step-card {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    position: absolute;
    top: -30px;
    right: 20px;
    font-size: 6rem;
    font-weight: 800;
    color: rgba(255,255,255,0.03);
    line-height: 1;
    z-index: -1;
}

.step-icon {
    width: 80px;
    height: 80px;
    background: var(--clr-bg-surface);
    border: 2px solid var(--clr-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--clr-gold);
    font-size: 2.2rem;
    box-shadow: 0 0 20px rgba(212,175,55,0.2);
    transition: var(--transition-smooth);
}

.step-card:hover .step-icon {
    background: var(--clr-gold);
    color: var(--clr-bg);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(212,175,55,0.4);
}

.step-card h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--clr-white);
}

.step-card p {
    color: var(--clr-gray-400);
}

/* ==========================================================================
   Partner Section
   ========================================================================== */
.partner {
    padding: 120px 0;
    background: linear-gradient(to bottom, var(--clr-bg-surface), var(--clr-bg));
}

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

.lead-text {
    font-size: 1.25rem;
    color: var(--clr-gray-300);
    margin-bottom: 2.5rem;
}

.benefit-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.benefit-list li {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.benefit-list i {
    font-size: 2rem;
    margin-top: 0.25rem;
}

.benefit-list strong {
    display: block;
    font-size: 1.2rem;
    color: var(--clr-white);
    margin-bottom: 0.25rem;
}

.benefit-list span {
    color: var(--clr-gray-400);
    font-size: 0.95rem;
    line-height: 1.6;
}

.partner-img-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-glow);
}

.partner-img-wrapper::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid rgba(212,175,55,0.3);
    border-radius: 20px;
    pointer-events: none;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-section {
    padding: 100px 0 140px;
    background: var(--clr-bg);
}

.contact-card {
    background: var(--clr-bg-surface);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 30px;
    padding: 4rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at top left, rgba(212, 175, 55, 0.05), transparent 50%);
    pointer-events: none;
}

.contact-info h2 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--clr-white);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.contact-info p {
    color: var(--clr-gray-400);
    font-size: 1.1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: rgba(212, 175, 55, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-gold);
    font-size: 1.5rem;
}

.contact-item small {
    display: block;
    color: var(--clr-gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.75rem;
    margin-bottom: 4px;
}

.contact-item strong {
    color: var(--clr-white);
    font-size: 1.1rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group label {
    display: block;
    color: var(--clr-gray-300);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 1rem 1.25rem;
    border-radius: 12px;
    color: var(--clr-white);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus {
    outline: none;
    border-color: var(--clr-gold);
    box-shadow: 0 0 15px rgba(212,175,55,0.2);
    background: rgba(0,0,0,0.5);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: #040302;
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(212, 175, 55, 0.15);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.made-in {
    color: var(--clr-gray-500);
    font-size: 0.95rem;
}

.footer-links h4 {
    color: var(--clr-white);
    margin-bottom: 1.5rem;
    font-family: var(--font-serif);
    font-size: 1.2rem;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--clr-gray-400);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.social-link i {
    font-size: 1.5rem;
    color: var(--clr-gold);
}

.social-link:hover {
    color: var(--clr-white);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--clr-gray-500);
    font-size: 0.9rem;
}

/* ==========================================================================
   Animations & Reveals
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 992px) {
    .hero-content, .partner-inner, .contact-card {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-title { font-size: 3.8rem; }
    
    .quality-guarantee {
        margin: 0 auto 3rem;
        text-align: left;
    }
    
    .hero-actions { justify-content: center; }
    
    .hero-bg-glow { top: 30%; }
    
    .steps-container {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .step-line {
        top: 0;
        left: 50%;
        width: 2px;
        height: 100%;
        background: linear-gradient(180deg, transparent, rgba(212,175,55,0.5), transparent);
    }
    
    .benefit-list li {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .contact-item {
        justify-content: center;
        text-align: left;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .logo { align-items: center; }
    
    .social-link { justify-content: center; }
}

@media (max-width: 768px) {
    .nav { display: none; }
    .hero { padding-top: 130px; }
    .hero-title { font-size: 3rem; }
    .hero-actions {
        flex-direction: column;
        gap: 1.5rem;
    }
    .quality-guarantee {
        flex-direction: column;
        text-align: center;
    }
    .contact-card { padding: 2rem; }
}