:root {
    --primary: #000000;
    --secondary: #6B7280;
    --accent: #E5E7EB;
    --bg-light: #FFFFFF;
    --bg-dark: #0B0B0B;
    --text-main: #111827;
    --text-muted: #4B5563;
    --text-white: #FFFFFF;
    --star-filled: #FBBF24;
    --star-empty: #D1D5DB;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container-width: 1200px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Outfit', sans-serif;
    line-height: 1.6;
    color: var(--text-main);
    background-color: var(--bg-light);
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main.container, 
main.auth-container {
    flex: 1;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-spacing {
    padding: 80px 0;
}

/* Header */
.header {
    height: 80px;
    display: flex;
    align-items: center;
    background: #000000;
    border-bottom: 1px solid #1A1A1A;
    position: sticky;
    top: 0;
    z-index: 1000;
    color: #FFFFFF;
}

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

.header-left {
    display: flex;
    align-items: center;
    gap: 40px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -1px;
}

.search-bar {
    display: flex;
    align-items: center;
    background: #1A1A1A;
    border: 1px solid #333333;
    padding: 8px 16px;
    border-radius: 50px;
    width: 300px;
}

.search-bar i {
    width: 18px;
    color: #9CA3AF;
    margin-right: 10px;
}

.search-bar input {
    background: transparent;
    border: none;
    outline: none;
    width: 100%;
    font-size: 14px;
    color: #FFFFFF;
}

.nav ul {
    display: flex;
    gap: 25px;
}

.nav a {
    font-weight: 500;
    color: #9CA3AF;
    font-size: 14px;
}

.nav a:hover,
.nav a.active {
    color: #FFFFFF;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: #E5E7EB;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border-radius: 50%;
    transition: var(--transition);
}

.icon-btn:hover {
    background: #1A1A1A;
    color: #FFFFFF;
}

.sign-in-btn {
    background: #E5E7EB;
    color: #000000;
    padding: 8px 18px;
    border-radius: 20px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 13px;
    text-transform: uppercase;
}

.sign-in-btn:hover {
    background: #FFFFFF;
}

.btn-primary, .submit-btn, .btn-cart {
    background: #000000 !important;
    color: #FFFFFF !important;
    padding: 14px 24px !important;
    border-radius: 4px !important;
    font-weight: 700 !important;
    font-size: 14px !important;
    border: none !important;
    cursor: pointer !important;
    transition: var(--transition) !important;
    text-transform: uppercase !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.btn-primary:hover, .submit-btn:hover, .btn-cart:hover {
    background: #333333 !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
}

/* Footer */
.footer {
    background: #FFFFFF;
    padding-top: 80px;
    border-top: 1px solid #F3F4F6;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    margin-bottom: 60px;
}

.footer-col h3 {
    font-size: 18px;
    margin-bottom: 25px;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul li a {
    color: #6B7280;
}

.footer-col ul li a:hover {
    color: #000000;
    padding-left: 5px;
}

.social-col ul li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #6B7280;
}

.social-col i {
    width: 18px;
}

.copyright {
    padding: 30px 0;
    background: #000000;
    color: #FFFFFF;
    text-align: center;
    font-size: 14px;
}

/* Validation and Form Enhancements */
.error-message {
    color: #FF0000;
    font-size: 11px;
    margin-top: 2px;
    display: none;
    font-weight: 500;
    line-height: 1.2;
}

.password-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-wrapper input {
    width: 100%;
    padding-right: 45px !important;
}

.toggle-password {
    position: absolute;
    right: 15px;
    cursor: pointer;
    color: #6B7280;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}

.toggle-password:hover {
    color: #111827;
}

.toggle-password i {
    width: 18px;
    height: 18px;
}

/* ============================================================
   RESPONSIVE — Header & Footer
   ============================================================ */

/* Hamburger button (hidden on desktop) */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1100;
}

.hamburger span {
    display: block;
    height: 2px;
    width: 100%;
    background: #FFFFFF;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Tablet (≤ 1024px) */
@media (max-width: 1024px) {
    .search-bar { width: 200px; }
    .header-left { gap: 20px; }
    .nav ul { gap: 16px; }
}

/* Mobile (≤ 768px) */
@media (max-width: 768px) {
    .hamburger { display: flex; }
    .search-bar { display: none; }
    .nav { display: none; }

    .nav.mobile-open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: #000000;
        padding: 20px 24px 30px;
        z-index: 999;
        border-top: 1px solid #1A1A1A;
        box-shadow: 0 8px 24px rgba(0,0,0,0.4);
        animation: slideDown 0.25s ease;
    }

    .nav.mobile-open ul {
        flex-direction: column;
        gap: 0;
    }

    .nav.mobile-open ul li a {
        display: block;
        padding: 14px 0;
        font-size: 16px;
        border-bottom: 1px solid #1A1A1A;
        color: #9CA3AF;
    }

    .nav.mobile-open ul li:last-child a { border-bottom: none; }

    @keyframes slideDown {
        from { opacity: 0; transform: translateY(-10px); }
        to   { opacity: 1; transform: translateY(0); }
    }

    .header-right { gap: 10px; }
    .sign-in-btn { padding: 7px 14px; font-size: 12px; }

    /* Footer stacks to single column */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer { padding-top: 50px; }
    .footer-col h3 { margin-bottom: 14px; }
}

/* Small phones (≤ 480px) */
@media (max-width: 480px) {
    .header { height: 64px; }
    .logo { font-size: 20px; }
    .icon-btn { padding: 6px; }
    .nav.mobile-open { top: 64px; }

    .footer-grid { gap: 20px; }
    .footer { padding-top: 36px; }
    .copyright { font-size: 12px; padding: 20px 0; }
}

/* ============================================================
   USER PROFILE PAGES
   ============================================================ */

.profile-page {
    padding: 60px 0;
    min-height: calc(100vh - 80px); /* Adjust for header */
}

.profile-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
    align-items: flex-start;
}

/* Sidebar Styles */
.profile-sidebar {
    background: #FFFFFF;
    border: 1px solid #E5E7EB;
    border-radius: 4px;
    padding: 0;
    height: fit-content;
    position: sticky;
    top: 100px;
    z-index: 10;
}

.sidebar-header {
    background: #000;
    color: #FFF;
    padding: 20px;
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 4px 4px 0 0;
}

.sidebar-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-menu li {
    border-bottom: 1px solid #F3F4F6;
}

.sidebar-menu li:last-child {
    border-bottom: none;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    color: #4B5563;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: var(--transition);
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
    background: #F9FAFB;
    color: #000;
    padding-left: 28px;
}

.sidebar-menu a.active {
    font-weight: 700;
    border-left: 3px solid #000;
}

.sidebar-menu a i {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* Main Content Box */
.profile-main-content {
    background: #FFFFFF;
    border: 1px solid #E5E7EB;
    border-radius: 4px;
    padding: 50px;
    min-height: 500px;
}

.profile-main-content h1 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 40px;
    text-transform: uppercase;
}

/* Responsive Profile */
@media (max-width: 992px) {
    .profile-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .profile-sidebar {
        position: static;
        margin-bottom: 20px;
    }

    .profile-main-content {
        padding: 30px;
    }
}