@font-face {
    font-family: 'Vazirmatn';
    src: url('../fonts/webfonts/Vazirmatn-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Vazirmatn';
    src: url('../fonts/webfonts/Vazirmatn-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

:root {
    --bg: #0a0a0f;
    --surface: #111118;
    --surface2: #1a1a26;
    --border: rgba(255, 255, 255, 0.07);
    --text: #f0f0ff;
    --text-muted: rgba(240, 240, 255, 0.45);
    --accent: #00e5ff;
    --accent2: #7b5fff;
    --accent3: #ff3d71;
    --glow: rgba(0, 229, 255, 0.15);
    --card-bg: rgba(17, 17, 24, 0.8);
    --shadow: 0 8px 40px rgba(0, 0, 0, 0.6);
    --radius: 16px;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg: #f0f2ff;
    --surface: #ffffff;
    --surface2: #e8ecff;
    --border: rgba(0, 0, 0, 0.08);
    --text: #0a0a1a;
    --text-muted: rgba(10, 10, 26, 0.5);
    --accent: #0066cc;
    --accent2: #5b3de8;
    --accent3: #e0003c;
    --glow: rgba(0, 102, 204, 0.12);
    --card-bg: rgba(255, 255, 255, 0.9);
    --shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Vazirmatn', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background var(--transition), color var(--transition);
}

/* ── BACKGROUND ── */
.bg-grid {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black 30%, transparent 100%);
}

.bg-orb {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(80px);
    opacity: 0.35;
    animation: orbFloat 8s ease-in-out infinite;
}

.orb1 {
    width: 500px;
    height: 500px;
    background: var(--accent2);
    top: -150px;
    right: -150px;
    animation-delay: 0s;
}

.orb2 {
    width: 400px;
    height: 400px;
    background: var(--accent);
    bottom: -100px;
    left: -100px;
    animation-delay: 4s;
}

@keyframes orbFloat {

    0%,
    100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(30px) scale(1.05);
    }
}

/* ── NAV ── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5%;
    height: 70px;
    background: rgba(10, 10, 15, 0.7);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: background var(--transition);
}

[data-theme="light"] nav {
    background: rgba(240, 242, 255, 0.75);
}

.logo {
    font-size: 1.35rem;
    font-weight: 900;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-dot {
    width: 10px;
    height: 10px;
    background: var(--accent);
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 var(--glow);
    }

    50% {
        box-shadow: 0 0 0 8px transparent;
    }
}

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

.theme-toggle {
    width: 50px;
    height: 24px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    position: relative;
    transition: background var(--transition);
    display: flex;
    align-items: center;
    padding: 0 4px;
    overflow: hidden;
}

.theme-toggle .toggle-icon {
    position: absolute;
    width: 16px;
    height: 16px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-secondary);
}

/* موقعیت آیکون‌ها */
#moon-icon {
    left: 5px;
    opacity: 1;
}

#sun-icon {
    right: 5px;
    opacity: 0;
    transform: scale(0.7) rotate(30deg);
}

/* حالت روشن (Light) */
[data-theme="light"] .theme-toggle {
    background: var(--surface2);
    /* یا هر رنگی که برای حالت روشن می‌خوای */
}

[data-theme="light"] #moon-icon {
    opacity: 0;
    transform: scale(0.7) rotate(-30deg);
}

[data-theme="light"] #sun-icon {
    opacity: 1;
    transform: scale(1) rotate(0);
}

/* دایره متحرک (Knob) */
.theme-toggle::after {
    content: '';
    position: absolute;
    top: 3px;
    right: 3px;
    /* حالت دارک */
    width: 16px;
    height: 16px;
    background: var(--accent);
    border-radius: 50%;
    transition: transform var(--transition);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

[data-theme="light"] .theme-toggle::after {
    transform: translateX(-26px);
    /* حرکت به چپ */
}

.theme-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ── HERO ── */
main {
    position: relative;
    z-index: 1;
}

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 5% 80px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 6px 18px;
    font-size: 0.82rem;
    color: var(--accent);
    margin-bottom: 32px;
    animation: fadeDown 0.8s ease both;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

.hero h1 {
    font-size: clamp(2.4rem, 7vw, 5.5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 24px;
    animation: fadeUp 0.9s ease 0.1s both;
}

.hero h1 .highlight {
    color: transparent;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    -webkit-background-clip: text;
    background-clip: text;
}

.hero p {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-muted);
    max-width: 580px;
    line-height: 1.8;
    margin-bottom: 40px;
    animation: fadeUp 0.9s ease 0.2s both;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
    animation: fadeUp 0.9s ease 0.3s both;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    border: none;
    padding: 16px 40px;
    border-radius: 999px;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: 'Vazirmatn', sans-serif;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 24px var(--glow);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.15);
    opacity: 0;
    transition: opacity 0.2s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px var(--glow);
}

.btn-primary:hover::before {
    opacity: 1;
}

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

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    padding: 16px 32px;
    border-radius: 999px;
    font-size: 1rem;
    font-weight: 500;
    font-family: 'Vazirmatn', sans-serif;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}

.btn-secondary:hover {
    background: var(--surface2);
    border-color: var(--accent);
}

/* ── STATS ── */
.stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
    padding: 24px 5%;
    animation: fadeUp 0.9s ease 0.4s both;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.stat-item span {
    color: var(--accent);
    font-weight: 700;
    font-size: 1rem;
}

.stat-sep {
    width: 4px;
    height: 4px;
    background: var(--border);
    border-radius: 50%;
}

/* ── SECTION ── */
section {
    position: relative;
    z-index: 1;
    padding: 100px 5%;
}

.section-label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 900;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.section-sub {
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 500px;
    line-height: 1.8;
}

/* ── FEATURES ── */
.features {
    max-width: 1100px;
    margin: 0 auto;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    backdrop-filter: blur(16px);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.visible {
    animation: cardIn 0.6s ease forwards;
}

@keyframes cardIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent);
    box-shadow: 0 16px 48px var(--glow);
}

.feature-icon {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 20px;
    box-shadow: 0 4px 16px var(--glow);
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ── PRICING ── */
.pricing {
    max-width: 1100px;
    margin: 0 auto;
}

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

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    align-items: start;
}

.plan-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 32px;
    backdrop-filter: blur(16px);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.plan-card.visible {
    animation: cardIn 0.6s ease forwards;
}

.plan-card.popular {
    border-color: var(--accent);
    box-shadow: 0 0 60px var(--glow), var(--shadow);
}

.plan-card.popular::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent2));
}

.plan-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 999px;
    margin-bottom: 20px;
}

.plan-name {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.plan-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 24px;
    line-height: 1.6;
}

.plan-price {
    font-size: 2.4rem;
    font-weight: 900;
    letter-spacing: -1px;
    color: var(--accent);
    margin-bottom: 4px;
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.plan-price small {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-muted);
}

.plan-divider {
    height: 1px;
    background: var(--border);
    margin: 24px 0;
}

.plan-features {
    list-style: none;
    margin-bottom: 32px;
}

.plan-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-muted);
    padding: 6px 0;
}

.plan-features li::before {
    content: '✓';
    width: 20px;
    height: 20px;
    background: var(--glow);
    border: 1px solid var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
}

.plan-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    border: none;
    padding: 14px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    font-family: 'Vazirmatn', sans-serif;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.2s;
}

.plan-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.plan-btn.outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.plan-btn.outline:hover {
    background: var(--surface2);
    border-color: var(--accent);
}

/* ── TESTIMONIAL / CTA ── */
.cta-section {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-box {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 64px 40px;
    backdrop-filter: blur(16px);
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    opacity: 0.05;
}

.cta-box h2 {
    font-size: clamp(1.8rem, 4vw, 2.4rem);
    font-weight: 900;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.cta-box p {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 32px;
}

/* ── FOOTER ── */
footer {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 40px 5%;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85rem;
}

footer strong {
    color: var(--accent);
}

/* ── POPUP ── */
.overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

.overlay.open {
    opacity: 1;
    pointer-events: all;
}

.popup {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 48px 40px;
    width: 100%;
    max-width: 440px;
    position: relative;
    box-shadow: var(--shadow), 0 0 80px rgba(0, 229, 255, 0.1);
    transform: scale(0.88) translateY(20px);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.35s ease;
    opacity: 0;
}

.overlay.open .popup {
    transform: scale(1) translateY(0);
    opacity: 1;
}

.popup-close {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    background: var(--surface2);
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: color var(--transition), background var(--transition);
}

.popup-close:hover {
    background: var(--accent3);
    color: #fff;
    border-color: var(--accent3);
}

.popup-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    border-radius: 18px;
    font-size: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 8px 32px var(--glow);
    animation: iconBounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.1s both;
}

@keyframes iconBounce {
    from {
        transform: scale(0.5) rotate(-10deg);
    }

    to {
        transform: scale(1) rotate(0);
    }
}

.popup h2 {
    font-size: 1.5rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.popup p {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 32px;
    line-height: 1.7;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-muted);
}

.form-group input {
    width: 100%;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 1rem;
    font-family: 'Vazirmatn', sans-serif;
    color: var(--text);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
    direction: rtl;
}

.form-group input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--glow);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.popup-submit {
    width: 100%;
    margin-top: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    border: none;
    padding: 16px;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: 'Vazirmatn', sans-serif;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.2s;
}

.popup-submit:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* success state */
.success-state {
    display: none;
    text-align: center;
    padding: 20px 0;
}

.success-state.show {
    display: block;
    animation: fadeUp 0.5s ease;
}

.success-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.success-state h3 {
    font-size: 1.4rem;
    font-weight: 900;
    margin-bottom: 10px;
}

.success-state p {
    color: var(--text-muted);
    line-height: 1.7;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeDown {
    from {
        opacity: 0;
        transform: translateY(-16px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── RESPONSIVE ── */
@media(max-width:640px) {
    nav {
        padding: 0 4%;
    }

    .hero {
        padding: 100px 4% 60px;
    }

    section {
        padding: 70px 4%;
    }

    .popup {
        padding: 36px 24px;
    }

    .cta-box {
        padding: 48px 24px;
    }

    .plan-card,
    .feature-card {
        padding: 24px;
    }

    .stats {
        gap: 12px;
    }
}

/* scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--surface2);
    border-radius: 3px;
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-8px);
    }

    75% {
        transform: translateX(8px);
    }
}