/* ========================================
   RONNIEZ - Premium Hair Care
   Color Palette: Black, White, Gold (#C9A84C)
   ======================================== */

:root {
    --gold: #C9A84C;
    --gold-light: #D4B85A;
    --gold-dark: #B8953E;
    --black: #0A0A0A;
    --dark: #1A1A1A;
    --gray-dark: #2A2A2A;
    --gray: #666666;
    --gray-light: #999999;
    --gray-lighter: #E5E5E5;
    --white: #FFFFFF;
    --off-white: #F8F8F8;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 36px;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.btn-primary {
    background: var(--gold);
    color: var(--black);
}

.btn-primary:hover {
    background: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(201, 168, 76, 0.3);
}

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

.btn-outline:hover {
    background: var(--gold);
    color: var(--black);
}

.btn-full {
    width: 100%;
}

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 4px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 36px;
}

.nav-links a {
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--gold);
    transition: width 0.3s ease;
}

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

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

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s ease;
}

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

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

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

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('hero-banner.jpg') center center / cover no-repeat;
    background-color: var(--black);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0.55);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10,10,10,0.2) 0%, rgba(10,10,10,0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 0 24px;
}

.hero-tagline {
    font-size: 0.85rem;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
    font-weight: 400;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 7rem);
    color: var(--white);
    letter-spacing: 12px;
    margin-bottom: 24px;
    line-height: 1;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--gray-light);
    max-width: 500px;
    margin: 0 auto 40px;
    font-weight: 300;
    line-height: 1.8;
}

/* ========================================
   SECTIONS (shared)
   ======================================== */

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    font-size: 0.8rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
    font-weight: 500;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: var(--dark);
    margin-bottom: 16px;
}

.divider {
    width: 60px;
    height: 2px;
    background: var(--gold);
    margin: 0 auto;
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about {
    background: var(--white);
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.about-lead {
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.7;
}

.about-text p {
    color: var(--gray);
    margin-bottom: 16px;
    font-size: 1rem;
    line-height: 1.8;
}

.about-stats {
    display: flex;
    flex-direction: row;
    gap: 24px;
}

.stat {
    flex: 1;
    text-align: center;
    padding: 32px;
    border: 1px solid var(--gray-lighter);
    transition: all 0.3s ease;
}

.stat:hover {
    border-color: var(--gold);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.stat-number {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: 8px;
    font-weight: 700;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 400;
}

/* ========================================
   PRODUCTS SECTION
   ======================================== */

.products {
    background: var(--off-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 600px;
    margin: 0 auto 60px;
}

.product-card {
    background: var(--white);
    padding: 48px 32px;
    text-align: center;
    border: 1px solid var(--gray-lighter);
    transition: all 0.4s ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
    border-color: var(--gold);
}

.product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 28px;
    color: var(--gold);
}

.product-icon svg {
    width: 100%;
    height: 100%;
}

.product-card h3 {
    font-size: 1.4rem;
    color: var(--dark);
    margin-bottom: 20px;
}

.carry-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.carry-card {
    text-align: center;
    padding: 32px 16px;
    background: var(--white);
    border: 1px solid var(--gray-lighter);
    transition: all 0.3s ease;
}

.carry-card:hover {
    border-color: var(--gold);
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.06);
}

.carry-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 16px;
    color: var(--gold);
}

.carry-icon svg {
    width: 100%;
    height: 100%;
}

.carry-card h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dark);
    margin-bottom: 8px;
}

.carry-card p {
    font-size: 0.82rem;
    color: var(--gray-light);
    line-height: 1.5;
}

@media (max-width: 1024px) {
    .carry-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .carry-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .carry-grid {
        grid-template-columns: 1fr;
        max-width: 280px;
        margin: 0 auto;
    }
}

/* ========================================
   WHY US SECTION
   ======================================== */

.why-us {
    background: var(--black);
}

.why-us .section-header h2 {
    color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.feature {
    text-align: center;
    padding: 32px 20px;
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1.5px solid var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--gold);
    font-size: 1.2rem;
}

.feature h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 12px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.feature p {
    color: var(--gray-light);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ========================================
   WHERE TO BUY SECTION
   ======================================== */

.where-to-buy {
    background: var(--white);
}

.buy-content {
    display: flex;
    justify-content: center;
}

.buy-card {
    text-align: center;
    max-width: 500px;
    padding: 60px 48px;
    border: 2px solid var(--gray-lighter);
    transition: all 0.3s ease;
}

.buy-card:hover {
    border-color: var(--gold);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

.buy-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    color: var(--gold);
}

.buy-icon svg {
    width: 100%;
    height: 100%;
}

.buy-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--dark);
}

.buy-card p {
    color: var(--gray);
    margin-bottom: 32px;
    line-height: 1.7;
}

.btn-amazon {
    background: var(--gold);
    color: var(--black);
    font-weight: 600;
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact {
    background: var(--off-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 1.6rem;
    color: var(--dark);
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-details {
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--gray);
}

.contact-icon {
    font-size: 1.2rem;
    color: var(--gold);
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1.5px solid var(--gray-lighter);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    transition: all 0.3s ease;
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.social-link:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-2px);
}

/* Contact Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    background: var(--white);
    border: 1.5px solid var(--gray-lighter);
    color: var(--dark);
    transition: border-color 0.3s ease;
    border-radius: 2px;
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-light);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23999' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    cursor: pointer;
}

.form-note {
    font-size: 0.85rem;
    color: var(--gold);
    text-align: center;
    min-height: 20px;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: var(--black);
    padding: 64px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand p {
    color: var(--gray);
    margin-top: 16px;
    font-size: 0.95rem;
    line-height: 1.7;
    max-width: 300px;
}

.footer-links h4 {
    color: var(--white);
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--gray);
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--gold);
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--gray);
    font-size: 0.8rem;
    letter-spacing: 1px;
}

/* ========================================
   ANIMATIONS
   ======================================== */

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* Nav */
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        flex-direction: column;
        align-items: center;
        padding: 32px 0;
        gap: 24px;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    /* Sections */
    .section {
        padding: 72px 0;
    }

    .about-stats {
        flex-direction: column;
    }

    .products-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
        margin: 0 auto;
    }

    .features-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero h1 {
        letter-spacing: 6px;
    }
}

@media (max-width: 480px) {
    .about-stats {
        flex-direction: column;
    }

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

    .buy-card {
        padding: 40px 24px;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 12px 28px;
        font-size: 0.85rem;
    }
}