/* ===== RESET & VARIABLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-card: #1a2332;
    --bg-card-hover: #1f2b3d;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --accent: #10b981;
    --accent-hover: #34d399;
    --gold: #fbbf24;
    --border: #2d3748;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    --radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Segoe UI', Tahoma, 'Cairo', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* ===== BACKGROUND EFFECT ===== */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background-image: 
        linear-gradient(rgba(16, 185, 129, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(16, 185, 129, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
}

.bg-glow {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    z-index: -1;
    background: radial-gradient(circle at 20% 30%, rgba(16, 185, 129, 0.08) 0%, transparent 40%),
                radial-gradient(circle at 80% 70%, rgba(251, 191, 36, 0.06) 0%, transparent 40%);
    animation: glowMove 20s ease-in-out infinite alternate;
}

@keyframes glowMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(2%, 2%); }
}

/* ===== HEADER ===== */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 14, 23, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--accent), #059669);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
}

.logo-text span {
    background: linear-gradient(135deg, var(--accent), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.cart-btn {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: inherit;
}

.cart-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.cart-count {
    background: var(--accent);
    color: #000;
    font-size: 0.75rem;
    font-weight: 800;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== HERO ===== */
.hero {
    text-align: center;
    padding: 4rem 2rem 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #f1f5f9, var(--accent), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

/* ===== PLAN SWITCH ===== */
.plan-switch {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    padding: 2rem 2rem 0;
    max-width: 1200px;
    margin: 0 auto;
}

.plan-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    transition: var(--transition);
    font-family: inherit;
}

.plan-btn:hover {
    border-color: var(--gold);
    color: var(--text-primary);
}

.plan-btn.active {
    background: linear-gradient(135deg, var(--gold), #f59e0b);
    border-color: var(--gold);
    color: #000;
    box-shadow: 0 0 25px rgba(251, 191, 36, 0.35);
}

/* ===== FILTERS ===== */
.filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.filter-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.6rem 1.4rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
    font-family: inherit;
}

.filter-btn:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #000;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

/* ===== RANKS GRID ===== */
.ranks-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem 4rem;
}

.ranks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
}

/* ===== RANK CARD ===== */
.rank-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.rank-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--card-accent, var(--accent));
    opacity: 0;
    transition: var(--transition);
}

.rank-card:hover {
    transform: translateY(-6px);
    border-color: var(--card-accent, var(--accent));
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px var(--card-glow, rgba(16, 185, 129, 0.15));
    background: var(--bg-card-hover);
}

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

.rank-card.popular {
    border-color: var(--gold);
}

.popular-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: linear-gradient(135deg, var(--gold), #f59e0b);
    color: #000;
    font-size: 0.7rem;
    font-weight: 800;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    z-index: 5;
    letter-spacing: 0.5px;
}

.rank-header {
    padding: 1.5rem 1.5rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.rank-icon {
    width: 60px;
    height: 60px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.rank-card:hover .rank-icon {
    transform: scale(1.1) rotate(-5deg);
}

.rank-title h3 {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 0.2rem;
}

.rank-title .rank-tagline {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.rank-price {
    margin-right: auto;
    text-align: left;
}

.rank-price .price {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--accent);
}

.rank-price .currency {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: block;
}

.rank-price .price-period {
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-weight: 500;
    display: block;
    margin-top: 0.1rem;
}

/* ===== FEATURES ===== */
.rank-features {
    padding: 0 1.5rem 1.5rem;
    list-style: none;
    flex: 1;
}

.rank-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.rank-features li:hover {
    color: var(--text-primary);
}

.feature-check {
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ===== BUY BUTTON ===== */
.rank-footer {
    padding: 1rem 1.5rem 1.5rem;
}

.buy-btn {
    width: 100%;
    padding: 0.85rem;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), #059669);
    color: #fff;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    font-family: inherit;
}

.buy-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.buy-btn:hover::after {
    left: 100%;
}

.buy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.4);
}

.buy-btn:active {
    transform: translateY(0);
}

.buy-btn.added {
    background: linear-gradient(135deg, var(--gold), #f59e0b);
    color: #000;
}

/* ===== CART MODAL ===== */
.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.cart-overlay.open {
    opacity: 1;
    visibility: visible;
}

.cart-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    max-width: 420px;
    height: 100%;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border);
    z-index: 1001;
    transform: translateX(-100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

[dir="rtl"] .cart-panel {
    left: auto;
    right: 0;
    transform: translateX(100%);
    border-left: none;
    border-right: 1px solid var(--border);
}

.cart-panel.open {
    transform: translateX(0);
}

.cart-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cart-header h2 {
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.close-btn:hover {
    color: #ef4444;
    transform: rotate(90deg);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 1.5rem;
}

.cart-empty {
    text-align: center;
    color: var(--text-secondary);
    padding: 3rem 1rem;
    font-size: 0.95rem;
}

.cart-empty .emoji {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

.cart-item-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: rgba(255,255,255,0.05);
    flex-shrink: 0;
}

.cart-item-info {
    flex: 1;
}

.cart-item-info h4 {
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
}

.cart-item-info .item-price {
    color: var(--accent);
    font-weight: 700;
    font-size: 0.9rem;
}

.cart-item-info .item-period {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: block;
    margin-top: 0.1rem;
}

.remove-item {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
    flex-shrink: 0;
    font-family: inherit;
}

.remove-item:hover {
    background: #ef4444;
    color: #fff;
}

.cart-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--bg-card);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.cart-total .total-price {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--accent);
}

.checkout-btn {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--gold), #f59e0b);
    color: #000;
    font-size: 1.1rem;
    font-weight: 800;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.checkout-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(251, 191, 36, 0.4);
}

.checkout-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ===== TOAST ===== */
.toast-container {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
    pointer-events: none;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--accent);
    color: var(--text-primary);
    padding: 0.85rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    animation: toastIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateY(30px) scale(0.9); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.toast.out {
    animation: toastOut 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes toastOut {
    to { opacity: 0; transform: translateY(30px) scale(0.9); }
}

/* ===== FOOTER ===== */
footer {
    text-align: center;
    padding: 3rem 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

footer .footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--accent), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

footer .footer-tagline {
    color: var(--accent);
    font-weight: 600;
    margin-top: 0.5rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    header { padding: 0.8rem 1rem; }
    .logo { font-size: 1.1rem; }
    .logo-icon { width: 36px; height: 36px; font-size: 1.2rem; }
    .hero { padding: 2.5rem 1rem 1rem; }
    .plan-switch { padding: 1.5rem 1rem 0; }
    .plan-btn { padding: 0.6rem 1.4rem; font-size: 0.85rem; }
    .filters { padding: 1rem; gap: 0.5rem; }
    .filter-btn { padding: 0.5rem 1rem; font-size: 0.8rem; }
    .ranks-container { padding: 0.5rem 1rem 3rem; }
    .ranks-grid { grid-template-columns: 1fr; }
    .cart-btn span:not(.cart-count) { display: none; }
    .toast { white-space: normal; text-align: center; max-width: 90vw; }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }