@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

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

body {
    font-family: 'Inter', sans-serif;
    background: #0a0a0f;
    color: #f4f4f5;
    overflow-x: hidden;
    position: relative;
}

/* Background pattern overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(168,85,247,0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(236,72,153,0.04) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(16,185,129,0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* Animated orbs */
.orb1 {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168,85,247,0.15) 0%, transparent 70%);
    top: -200px;
    left: -200px;
    pointer-events: none;
    z-index: 0;
    animation: float 20s ease-in-out infinite;
}

.orb2 {
    position: fixed;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(16,185,129,0.12) 0%, transparent 70%);
    bottom: -150px;
    right: -100px;
    pointer-events: none;
    z-index: 0;
    animation: float 25s ease-in-out infinite reverse;
}

.orb3 {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(236,72,153,0.1) 0%, transparent 70%);
    top: 40%;
    left: 40%;
    pointer-events: none;
    z-index: 0;
    animation: float 18s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.98); }
}

/* Navigation */
.nav-blur {
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand-gradient {
    background: linear-gradient(135deg, #a855f7 0%, #ec4899 50%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-gradient {
    background: linear-gradient(135deg, #a855f7 0%, #ec4899 60%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Tool Cards */
.tool-card {
    position: relative;
    background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 24px;
    padding: 28px;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.23, 1, 0.32, 1);
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.tool-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    opacity: 0;
    transition: opacity 0.35s ease;
    pointer-events: none;
}

.tool-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}

.tool-card:hover {
    transform: translateY(-6px);
    border-color: rgba(168,85,247,0.4);
    box-shadow: 0 32px 64px -12px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(168,85,247,0.2);
}

/* Card Color Variants */
.card-purple:hover {
    border-color: rgba(168,85,247,0.55);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(168,85,247,0.3);
}
.card-purple::before {
    background: linear-gradient(135deg, rgba(168,85,247,0.08), rgba(139,92,246,0.04));
}
.card-purple:hover::before {
    opacity: 1;
}
.card-purple .icon-bg {
    background: linear-gradient(135deg, rgba(168,85,247,0.25), rgba(139,92,246,0.15));
    border: 1px solid rgba(168,85,247,0.3);
}
.card-purple:hover .icon-bg {
    box-shadow: 0 0 20px rgba(168,85,247,0.3);
}

.card-emerald:hover {
    border-color: rgba(16,185,129,0.55);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(16,185,129,0.3);
}
.card-emerald::before {
    background: linear-gradient(135deg, rgba(16,185,129,0.08), rgba(6,182,212,0.04));
}
.card-emerald:hover::before {
    opacity: 1;
}
.card-emerald .icon-bg {
    background: linear-gradient(135deg, rgba(16,185,129,0.25), rgba(6,182,212,0.15));
    border: 1px solid rgba(16,185,129,0.3);
}
.card-emerald:hover .icon-bg {
    box-shadow: 0 0 20px rgba(16,185,129,0.3);
}

.card-pink:hover {
    border-color: rgba(236,72,153,0.55);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(236,72,153,0.3);
}
.card-pink::before {
    background: linear-gradient(135deg, rgba(236,72,153,0.08), rgba(249,115,22,0.04));
}
.card-pink:hover::before {
    opacity: 1;
}
.card-pink .icon-bg {
    background: linear-gradient(135deg, rgba(236,72,153,0.25), rgba(249,115,22,0.15));
    border: 1px solid rgba(236,72,153,0.3);
}
.card-pink:hover .icon-bg {
    box-shadow: 0 0 20px rgba(236,72,153,0.3);
}

.card-blue:hover {
    border-color: rgba(59,130,246,0.55);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(59,130,246,0.3);
}
.card-blue::before {
    background: linear-gradient(135deg, rgba(59,130,246,0.08), rgba(37,99,235,0.04));
}
.card-blue:hover::before {
    opacity: 1;
}
.card-blue .icon-bg {
    background: linear-gradient(135deg, rgba(59,130,246,0.25), rgba(37,99,235,0.15));
    border: 1px solid rgba(59,130,246,0.3);
}
.card-blue:hover .icon-bg {
    box-shadow: 0 0 20px rgba(59,130,246,0.3);
}

.card-indigo:hover {
    border-color: rgba(99,102,241,0.55);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(99,102,241,0.3);
}
.card-indigo::before {
    background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(79,70,229,0.04));
}
.card-indigo:hover::before {
    opacity: 1;
}
.card-indigo .icon-bg {
    background: linear-gradient(135deg, rgba(99,102,241,0.25), rgba(79,70,229,0.15));
    border: 1px solid rgba(99,102,241,0.3);
}
.card-indigo:hover .icon-bg {
    box-shadow: 0 0 20px rgba(99,102,241,0.3);
}

.card-amber:hover {
    border-color: rgba(245,158,11,0.55);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(245,158,11,0.3);
}
.card-amber::before {
    background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(217,119,6,0.04));
}
.card-amber:hover::before {
    opacity: 1;
}
.card-amber .icon-bg {
    background: linear-gradient(135deg, rgba(245,158,11,0.25), rgba(217,119,6,0.15));
    border: 1px solid rgba(245,158,11,0.3);
}
.card-amber:hover .icon-bg {
    box-shadow: 0 0 20px rgba(245,158,11,0.3);
}

.card-cyan:hover {
    border-color: rgba(6,182,212,0.55);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(6,182,212,0.3);
}
.card-cyan::before {
    background: linear-gradient(135deg, rgba(6,182,212,0.08), rgba(8,145,178,0.04));
}
.card-cyan:hover::before {
    opacity: 1;
}
.card-cyan .icon-bg {
    background: linear-gradient(135deg, rgba(6,182,212,0.25), rgba(8,145,178,0.15));
    border: 1px solid rgba(6,182,212,0.3);
}
.card-cyan:hover .icon-bg {
    box-shadow: 0 0 20px rgba(6,182,212,0.3);
}

.card-red:hover {
    border-color: rgba(239,68,68,0.55);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(239,68,68,0.3);
}
.card-red::before {
    background: linear-gradient(135deg, rgba(239,68,68,0.08), rgba(220,38,38,0.04));
}
.card-red:hover::before {
    opacity: 1;
}
.card-red .icon-bg {
    background: linear-gradient(135deg, rgba(239,68,68,0.25), rgba(220,38,38,0.15));
    border: 1px solid rgba(239,68,68,0.3);
}
.card-red:hover .icon-bg {
    box-shadow: 0 0 20px rgba(239,68,68,0.3);
}

.card-orange:hover {
    border-color: rgba(249,115,22,0.55);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(249,115,22,0.3);
}
.card-orange::before {
    background: linear-gradient(135deg, rgba(249,115,22,0.08), rgba(234,88,12,0.04));
}
.card-orange:hover::before {
    opacity: 1;
}
.card-orange .icon-bg {
    background: linear-gradient(135deg, rgba(249,115,22,0.25), rgba(234,88,12,0.15));
    border: 1px solid rgba(249,115,22,0.3);
}
.card-orange:hover .icon-bg {
    box-shadow: 0 0 20px rgba(249,115,22,0.3);
}

/* Icon Background */
.icon-bg {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

/* Feature Pills */
.feature-pill {
    background: linear-gradient(135deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    padding: 5px 10px;
    font-size: 11px;
    color: #a1a1aa;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s ease;
}

.feature-pill:hover {
    border-color: rgba(168,85,247,0.4);
    background: rgba(168,85,247,0.08);
}

/* Stat Cards */
.stat-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 20px;
    padding: 20px 28px;
    transition: all 0.2s ease;
    text-align: center;
}

.stat-card:hover {
    border-color: rgba(168,85,247,0.3);
    transform: translateY(-2px);
    background: linear-gradient(135deg, rgba(168,85,247,0.05), rgba(236,72,153,0.03));
}

/* Why Choose Cards - Hover Effect */
.why-card {
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}

.why-card:hover {
    transform: translateY(-5px);
    border-color: rgba(168,85,247,0.3);
    background: linear-gradient(135deg, rgba(168,85,247,0.08), rgba(236,72,153,0.05));
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* Badges */
.free-badge {
    background: linear-gradient(135deg, rgba(16,185,129,0.2), rgba(6,182,212,0.15));
    border: 1px solid rgba(16,185,129,0.35);
    color: #34d399;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 5px 14px;
    border-radius: 100px;
    text-transform: uppercase;
}

/* Dividers */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
    margin: 20px 0;
}

/* Tags */
.tag {
    font-size: 10px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 6px;
    display: inline-block;
}

/* Star Ratings */
.stars-display {
    display: flex;
    gap: 3px;
    align-items: center;
}

.star-s {
    font-size: 12px;
    color: #fbbf24;
}

.star-empty {
    font-size: 12px;
    color: #3f3f46;
}

/* Tool Container */
.tool-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 24px;
    position: relative;
    z-index: 2;
}

.tool-box {
    background: linear-gradient(135deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 28px;
    padding: 40px;
}

.back-button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    padding: 8px 16px;
    color: #a1a1aa;
    text-decoration: none;
    font-size: 13px;
    transition: all 0.2s;
    margin-bottom: 24px;
}

.back-button:hover {
    background: rgba(255,255,255,0.1);
    color: #f4f4f5;
    transform: translateX(-4px);
}

/* Info Box */
.info-box {
    background: rgba(168,85,247,0.05);
    border-left: 3px solid #a855f7;
    border-radius: 12px;
    padding: 16px 20px;
    margin-top: 20px;
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

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

.modal-box {
    background: linear-gradient(135deg, #1a1a1f, #141418);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 24px;
    padding: 32px;
    width: 100%;
    max-width: 440px;
    transform: translateY(20px) scale(0.97);
    transition: all 0.25s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.5);
}

.modal-overlay.open .modal-box {
    transform: translateY(0) scale(1);
}

.star-btn {
    font-size: 28px;
    cursor: pointer;
    transition: transform 0.15s ease;
    background: none;
    border: none;
    color: #52525b;
}

.star-btn.active {
    color: #fbbf24;
    transform: scale(1.2);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%) translateY(80px);
    background: linear-gradient(135deg, #1a1a1f, #141418);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 14px;
    padding: 12px 20px;
    font-size: 13px;
    color: #f4f4f5;
    z-index: 2000;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    white-space: nowrap;
    pointer-events: none;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

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

::-webkit-scrollbar-track {
    background: #0a0a0f;
}

::-webkit-scrollbar-thumb {
    background: #27272a;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #3f3f46;
}

/* Animations */
@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeSlideIn 0.5s ease forwards;
}

.fade-in-d1 {
    animation-delay: 0.05s;
    opacity: 0;
}

.fade-in-d2 {
    animation-delay: 0.1s;
    opacity: 0;
}

.fade-in-d3 {
    animation-delay: 0.15s;
    opacity: 0;
}

/* ============================================ */
/* PROFESSIONAL TOOLS DROPDOWN                  */
/* ============================================ */

.tools-dropdown-container {
    margin-bottom: 32px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.tools-dropdown-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: #a1a1aa;
    margin-bottom: 12px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-align: center;
}

.tools-select {
    width: 100%;
    max-width: 450px;
    background: #1f1f24;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50px;
    padding: 14px 28px;
    color: #f4f4f5;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a1a1aa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 24px center;
    text-align: center;
    text-align-last: center;
    margin: 0 auto;
    display: block;
}

.tools-select:hover {
    background-color: #2a2a30;
    border-color: rgba(168,85,247,0.4);
}

.tools-select:focus {
    outline: none;
    border-color: #a855f7;
    box-shadow: 0 0 0 2px rgba(168,85,247,0.2);
}

.tools-select option {
    padding: 12px 16px;
    text-align: left;
    font-weight: 500;
    transition: all 0.2s ease;
}

/* Dropdown Hover Background Colors - Match Card Colors */
.tools-select option[value="tools/video-to-mp3.html"]:hover,
.tools-select option[value="tools/color-picker.html"]:hover {
    background: #ec4899 !important;
    color: white !important;
}

.tools-select option[value="tools/youtube-thumbnail-downloader.html"]:hover {
    background: #ef4444 !important;
    color: white !important;
}

.tools-select option[value="tools/word-counter.html"]:hover,
.tools-select option[value="tools/case-converter.html"]:hover,
.tools-select option[value="tools/age-calculator.html"]:hover {
    background: #10b981 !important;
    color: white !important;
}

.tools-select option[value="tools/text-to-speech.html"]:hover,
.tools-select option[value="tools/random-number-generator.html"]:hover,
.tools-select option[value="tools/md5-generator.html"]:hover {
    background: #a855f7 !important;
    color: white !important;
}

.tools-select option[value="tools/qr-code-reader.html"]:hover,
.tools-select option[value="tools/image-resizer.html"]:hover,
.tools-select option[value="tools/image-compressor.html"]:hover,
.tools-select option[value="tools/json-formatter.html"]:hover,
.tools-select option[value="tools/url-encoder.html"]:hover {
    background: #06b6d4 !important;
    color: white !important;
}

.tools-select option[value="tools/qr-code-generator.html"]:hover,
.tools-select option[value="tools/unit-converter.html"]:hover,
.tools-select option[value="tools/percentage-calculator.html"]:hover {
    background: #3b82f6 !important;
    color: white !important;
}

.tools-select option[value="tools/password-generator.html"]:hover {
    background: #6366f1 !important;
    color: white !important;
}

.tools-select option[value="tools/base64-encoder.html"]:hover {
    background: #f59e0b !important;
    color: white !important;
}

.tools-select option[value="tools/pdf-compressor.html"]:hover {
    background: #f97316 !important;
    color: white !important;
}

.quick-jump-note {
    font-size: 12px;
    color: #52525b;
    margin-top: 10px;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .tool-card {
        padding: 20px;
    }
    
    .tool-box {
        padding: 24px;
    }
    
    .stat-card {
        padding: 12px 16px;
    }
    
    .hero-gradient {
        font-size: 28px;
    }
    
    .back-button {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .tools-select {
        max-width: 100%;
        padding: 12px 20px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .tool-container {
        padding: 20px 16px;
    }
    
    .tool-box {
        padding: 20px;
    }
    
    .stat-card span:first-child {
        font-size: 18px;
    }
}