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

/* ============================================
   APPLE-STYLE DESIGN SYSTEM
   Soft, clean, premium - like apple.com
   ============================================ */

:root {
    /* Premium Apple-inspired light palette */
    --bg-base: #f5f5f7;
    --bg-base-gradient: radial-gradient(at 0% 0%, #eef3fc 0px, transparent 50%), radial-gradient(at 100% 0%, #edf1fa 0px, transparent 50%), radial-gradient(at 50% 100%, #f2eff9 0px, transparent 50%), #f5f5f7;
    --bg-surface: rgba(255, 255, 255, 0.75);
    --bg-elevated: rgba(255, 255, 255, 0.9);
    --bg-hover: rgba(0, 0, 0, 0.03);
    --bg-sidebar: rgba(255, 255, 255, 0.82);

    /* Borders - refined and formal for light mode */
    --border: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(0, 0, 0, 0.14);

    /* Text hierarchy */
    --text-1: #1d1d1f; /* Charcoal black */
    --text-2: #515154; /* Dark gray */
    --text-3: #86868b; /* Cool gray */

    /* Corporate accent colors */
    --blue: #0066cc;
    --blue-hover: #004499;
    --purple: #5e5ce6;
    --purple-soft: rgba(94, 92, 230, 0.08);
    --green: #24b24a;
    --orange: #f28c28;
    --red: #ff3b30;
    --teal: #30b0c7;

    /* Gradients */
    --gradient-hero: linear-gradient(180deg, #ffffff 0%, #edf1fa 100%);
    --gradient-accent: linear-gradient(135deg, #0055ff, #00c6ff);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.45) 100%);

    /* Spacing & Radius */
    --radius-xl: 24px;
    --radius-lg: 18px;
    --radius-md: 12px;
    --radius-sm: 8px;

    /* Apple smooth curves */
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);

    /* Typography */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font);
    background: var(--bg-base-gradient);
    background-attachment: fixed;
    color: var(--text-1);
    line-height: 1.47059;
    font-weight: 400;
    overflow-x: hidden;
    letter-spacing: -0.022em;
}

/* Scrollbar - ultra minimal */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.3); }

a {
    color: inherit;
    text-decoration: none;
}

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

/* ===== TYPOGRAPHY - Apple style ===== */
h1 {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    letter-spacing: -0.05em;
    line-height: 1.05;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.1;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.025em;
}

h4 {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-secondary { color: var(--text-2); }

/* ===== LAYOUT ===== */
.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== REVEAL ANIMATIONS ===== */
/* Elements start invisible and animate in on scroll or page load */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* Reveal from different directions */
.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.92);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-left.visible, .reveal-right.visible, .reveal-scale.visible {
    opacity: 1;
    transform: translateX(0) scale(1);
}

/* Stagger children animation */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.12s; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.19s; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.26s; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.33s; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.40s; }

.stagger-children.visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* ===== HEADER / NAV ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-surface);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--border);
    transition: background 0.5s var(--ease-smooth), border-color 0.5s var(--ease-smooth);
}

header.scrolled {
    background: var(--bg-elevated);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 52px;
}

.logo {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: opacity 0.3s var(--ease-smooth);
}

.logo:hover { opacity: 0.8; }

.logo span {
    font-weight: 300;
    color: var(--text-2);
}

.nav-links {
    display: flex;
    gap: 28px;
    list-style: none;
}

.nav-links a {
    font-size: 0.82rem;
    font-weight: 400;
    color: var(--text-2);
    transition: color 0.3s var(--ease-smooth);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1px;
    background: var(--text-1);
    transition: width 0.3s var(--ease-smooth), left 0.3s var(--ease-smooth);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-1);
}

.nav-links a:hover::after, .nav-links a.active::after {
    width: 100%;
    left: 0;
}

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

/* ===== BUTTONS - Apple style ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 18px;
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: 980px; /* Apple's pill shape */
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease-smooth);
    letter-spacing: -0.01em;
    white-space: nowrap;
    font-family: var(--font);
}

.btn-primary {
    background: var(--blue);
    color: white;
}
.btn-primary:hover {
    background: var(--blue-hover);
    transform: scale(1.02);
}
.btn-primary:active {
    transform: scale(0.98);
}

.btn-secondary {
    background: rgba(255,255,255,0.08);
    color: var(--text-1);
    border: 1px solid var(--border);
}
.btn-secondary:hover {
    background: rgba(255,255,255,0.12);
    border-color: var(--border-hover);
}

.btn-ghost {
    background: transparent;
    color: var(--blue);
    padding: 8px 4px;
}
.btn-ghost:hover { color: var(--text-1); }

.btn-link {
    background: none;
    border: none;
    color: var(--blue);
    font-size: 1.05rem;
    font-weight: 400;
    cursor: pointer;
    padding: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.25s var(--ease-smooth), gap 0.25s var(--ease-smooth);
    font-family: var(--font);
}
.btn-link::after {
    content: '›';
    font-size: 1.3rem;
    transition: transform 0.25s var(--ease-smooth);
}
.btn-link:hover {
    text-decoration: underline;
    gap: 10px;
}
.btn-link:hover::after {
    transform: translateX(2px);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.78rem;
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px 0;
    position: relative;
    overflow: hidden;
    background: var(--gradient-hero);
}

/* Subtle ambient background orbs */
.hero::before {
    content: '';
    position: absolute;
    top: 20%;
    left: -10%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(41, 151, 255, 0.06) 0%, transparent 70%);
    filter: blur(60px);
    animation: ambient-float 12s ease-in-out infinite alternate;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 10%;
    right: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(191, 90, 242, 0.06) 0%, transparent 70%);
    filter: blur(60px);
    animation: ambient-float 10s ease-in-out infinite alternate-reverse;
}

@keyframes ambient-float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(30px, -20px) scale(1.1); }
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-2);
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: hero-text-in 0.8s var(--ease-out) 0.2s forwards;
}

.hero-eyebrow .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--green);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-content h1 {
    margin-bottom: 24px;
    opacity: 0;
    transform: translateY(30px);
    animation: hero-text-in 0.8s var(--ease-out) 0.35s forwards;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-2);
    max-width: 460px;
    line-height: 1.5;
    margin-bottom: 36px;
    opacity: 0;
    transform: translateY(30px);
    animation: hero-text-in 0.8s var(--ease-out) 0.5s forwards;
}

.hero-buttons {
    display: flex;
    gap: 12px;
    opacity: 0;
    transform: translateY(20px);
    animation: hero-text-in 0.8s var(--ease-out) 0.65s forwards;
}

@keyframes hero-text-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Card - Apple product card style */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    opacity: 0;
    transform: translateY(40px) scale(0.95);
    animation: hero-card-in 1s var(--ease-out) 0.6s forwards;
}

@keyframes hero-card-in {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.hero-card {
    width: 100%;
    max-width: 380px;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 32px;
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    position: relative;
    overflow: hidden;
    transition: transform 0.6s var(--ease-out), box-shadow 0.6s var(--ease-out);
}

.hero-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}

/* Soft top reflection line */
.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20%;
    right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
}

.hero-card-badge {
    display: inline-block;
    background: var(--purple-soft);
    color: var(--purple);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 980px;
    margin-bottom: 24px;
    letter-spacing: 0.02em;
}

.hero-card h3 {
    font-size: 1.6rem;
    margin-bottom: 12px;
}

.hero-card p {
    color: var(--text-2);
    font-size: 0.92rem;
    line-height: 1.5;
    margin-bottom: 28px;
}

.hero-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.hero-card-price {
    font-size: 1.3rem;
    font-weight: 700;
}

.hero-card-price small {
    display: block;
    font-size: 0.72rem;
    color: var(--text-3);
    font-weight: 400;
    margin-top: 2px;
}

/* Background glow behind hero card */
.hero-glow {
    position: absolute;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(191, 90, 242, 0.15) 0%, transparent 70%);
    filter: blur(50px);
    z-index: -1;
    animation: glow-pulse 6s ease-in-out infinite alternate;
}

@keyframes glow-pulse {
    0% { transform: scale(0.9); opacity: 0.6; }
    100% { transform: scale(1.15); opacity: 1; }
}

/* ===== SECTION STYLING ===== */
.section {
    padding: 120px 0;
    position: relative;
}

.section-dark {
    background: #0a0a0a;
}

.section-divider {
    border: none;
    border-top: 1px solid var(--border);
    margin: 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px auto;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-2);
    line-height: 1.5;
}

/* ===== SERVICE CARDS ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.service-card {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: transform 0.5s var(--ease-out), border-color 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
    cursor: default;
}

/* Subtle top reflection */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 25%;
    right: 25%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
    opacity: 0;
    transition: opacity 0.5s var(--ease-smooth);
}

.service-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

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

.service-icon {
    font-size: 2.2rem;
    margin-bottom: 16px;
    transition: transform 0.5s var(--ease-spring);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 130px; /* Fixed height for illustration alignment */
    width: 100%;
}

.service-card:hover .service-icon {
    transform: scale(1.05);
}

.service-illustration {
    width: 120px;
    height: 120px;
    object-fit: contain;
    transition: transform 0.5s var(--ease-spring), filter 0.5s var(--ease-smooth);
    filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.07));
}

.service-card:hover .service-illustration {
    transform: scale(1.1) translateY(-6px);
    filter: drop-shadow(0 16px 28px rgba(0, 102, 204, 0.16));
}

.service-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.88rem;
    color: var(--text-2);
    line-height: 1.5;
    flex-grow: 1;
    margin-bottom: 24px;
}

.service-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.service-price {
    font-weight: 700;
    font-size: 0.95rem;
}

/* ===== CALCULATOR SECTION ===== */
.calculator-section {
    padding: 120px 0;
    background: #0a0a0a;
}

.calc-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: start;
}

.calc-options {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.calc-group {
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: border-color 0.4s var(--ease-smooth);
}

.calc-group:hover {
    border-color: var(--border-hover);
}

.calc-group h4 {
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Service selector pills */
.service-selector {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.selector-pill {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 500;
    transition: all 0.35s var(--ease-smooth);
}

.selector-pill:hover {
    background: rgba(255,255,255,0.06);
    border-color: var(--border-hover);
}

.selector-pill.active {
    background: var(--blue);
    border-color: var(--blue);
    color: white;
    transform: scale(1.02);
}

/* Range slider - Apple style */
.slider-container { padding: 8px 0; }

.custom-range {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: rgba(255,255,255,0.1);
    outline: none;
    transition: background 0.3s var(--ease-smooth);
}

.custom-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: white;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.4);
    transition: transform 0.2s var(--ease-spring);
}

.custom-range::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.custom-range::-webkit-slider-thumb:active {
    transform: scale(1.25);
}

/* Checkbox pills */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.checkbox-pill {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.3s var(--ease-smooth);
    user-select: none;
}

.checkbox-pill:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--border-hover);
}

.checkbox-pill input { display: none; }

.checkbox-custom {
    width: 20px;
    height: 20px;
    border-radius: 6px;
    border: 2px solid var(--text-3);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s var(--ease-spring);
    flex-shrink: 0;
}

.checkbox-pill input:checked + .checkbox-custom {
    background: var(--blue);
    border-color: var(--blue);
    transform: scale(1.1);
}

.checkbox-pill input:checked + .checkbox-custom::after {
    content: '✓';
    color: white;
    font-size: 0.7rem;
    font-weight: 800;
}

.checkbox-pill.active {
    border-color: rgba(41, 151, 255, 0.3);
    background: rgba(41, 151, 255, 0.04);
}

/* Calculator summary card */
.calc-summary {
    position: sticky;
    top: 80px;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 36px;
    backdrop-filter: blur(20px);
    transition: transform 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
}

.calc-summary:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.summary-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 0.88rem;
    color: var(--text-2);
    transition: color 0.3s var(--ease-smooth);
}

.summary-row.total {
    border-top: 1px solid var(--border);
    padding-top: 20px;
    margin-top: 12px;
    color: var(--text-1);
    font-size: 1.35rem;
    font-weight: 700;
}

.summary-note {
    font-size: 0.75rem;
    color: var(--text-3);
    margin: 24px 0;
    line-height: 1.5;
}

/* ===== AUTH PAGE ===== */
.auth-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    background: var(--bg-base-gradient);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px 36px;
    backdrop-filter: blur(40px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    opacity: 0;
    transform: translateY(20px) scale(0.97);
    animation: auth-card-in 0.6s var(--ease-out) 0.15s forwards;
}

@keyframes auth-card-in {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20%;
    right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.auth-tabs {
    display: flex;
    background: var(--bg-hover);
    border-radius: var(--radius-md);
    padding: 3px;
    margin-bottom: 28px;
    position: relative;
    border: 1px solid var(--border);
}

.auth-tab {
    flex: 1;
    text-align: center;
    padding: 10px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-2);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: color 0.3s var(--ease-smooth), background 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth);
    position: relative;
    z-index: 2;
}

.auth-tab.active {
    color: var(--text-1);
    background: var(--bg-elevated);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.auth-form {
    display: none;
    flex-direction: column;
    gap: 20px;
}

.auth-form.active {
    display: flex;
    animation: form-in 0.35s var(--ease-out);
}

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

/* ===== FORM ELEMENTS ===== */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-2);
    letter-spacing: 0.01em;
}

.form-input {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    color: var(--text-1);
    font-size: 0.92rem;
    font-family: var(--font);
    outline: none;
    transition: border-color 0.35s var(--ease-smooth), background 0.35s var(--ease-smooth), box-shadow 0.35s var(--ease-smooth);
}

.form-input:focus {
    border-color: var(--blue);
    background: rgba(41, 151, 255, 0.03);
    box-shadow: 0 0 0 3px rgba(41, 151, 255, 0.1);
}

.form-input::placeholder {
    color: var(--text-3);
}

select.form-input {
    cursor: pointer;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236e6e73' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

textarea.form-input {
    resize: none;
    font-family: var(--font);
}

/* ===== PANEL LAYOUT (Dashboard / Admin) ===== */
.panel-layout {
    display: flex;
    min-height: 100vh;
}

.panel-sidebar {
    width: 260px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    padding: 28px 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: fixed;
    height: 100vh;
    backdrop-filter: blur(20px);
    z-index: 100;
}

.panel-main {
    flex: 1;
    margin-left: 260px;
    padding: 36px 40px;
    min-height: 100vh;
}

.panel-user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
    padding: 12px;
    background: var(--bg-hover);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.panel-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: white;
    flex-shrink: 0;
}

.panel-nav {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.panel-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-md);
    color: var(--text-2);
    font-size: 0.88rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s var(--ease-smooth);
    position: relative;
    overflow: hidden;
}

.panel-nav-link svg {
    flex-shrink: 0;
    transition: transform 0.25s var(--ease-spring);
}

.panel-nav-link:hover svg {
    transform: scale(1.08);
}

.panel-nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 100%;
    background: var(--blue);
    border-radius: 0 4px 4px 0;
    transform: scaleY(0);
    transition: transform 0.3s var(--ease-spring);
}

.panel-nav-link:hover {
    background: var(--bg-hover);
    color: var(--text-1);
}

.panel-nav-link.active {
    background: rgba(0, 102, 204, 0.08);
    color: var(--blue);
}

.panel-nav-link.active::before {
    transform: scaleY(1);
}

/* Panel tab content smooth transitions */
.panel-content-tab {
    display: none;
    animation: tab-in 0.4s var(--ease-out);
}

.panel-content-tab.active {
    display: block;
}

@keyframes tab-in {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== STATS CARDS ===== */
.panel-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: transform 0.4s var(--ease-out), border-color 0.4s var(--ease-out);
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
}

.stat-label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.stat-val {
    font-size: 1.8rem;
    font-weight: 800;
    margin-top: 8px;
    letter-spacing: -0.03em;
}

/* ===== STATUS BADGES ===== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 980px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.status-badge::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
}

.status-pending {
    background: rgba(255, 159, 10, 0.1);
    color: var(--orange);
}
.status-pending::before { background: var(--orange); }

.status-progress {
    background: rgba(41, 151, 255, 0.1);
    color: var(--blue);
}
.status-progress::before { background: var(--blue); }

.status-completed {
    background: rgba(48, 209, 88, 0.1);
    color: var(--green);
}
.status-completed::before { background: var(--green); }

/* ===== TABLE ===== */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
}

.custom-table th {
    padding: 14px 16px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.custom-table td {
    padding: 16px;
    font-size: 0.88rem;
    border-bottom: 1px solid var(--border);
    transition: background 0.2s var(--ease-smooth);
}

.custom-table tr:hover td {
    background: rgba(255,255,255,0.015);
}

/* ===== GLASS CARD ===== */
.glass-card {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    position: relative;
    backdrop-filter: blur(20px);
    transition: transform 0.5s var(--ease-out), border-color 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
}

.glass-card:hover {
    border-color: var(--border-hover);
}

/* ===== CHAT / MESSAGING ===== */
.chat-container {
    display: flex;
    flex-direction: column;
    height: 420px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: rgba(0,0,0,0.3);
    overflow: hidden;
}

.chat-header {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    font-size: 0.88rem;
    font-weight: 600;
    background: rgba(255,255,255,0.02);
}

.chat-messages {
    flex: 1;
    padding: 18px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.chat-msg {
    max-width: 72%;
    padding: 10px 16px;
    border-radius: 18px;
    font-size: 0.88rem;
    line-height: 1.4;
    animation: msg-in 0.35s var(--ease-out);
}

@keyframes msg-in {
    from {
        opacity: 0;
        transform: translateY(8px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.chat-msg.outgoing {
    align-self: flex-end;
    background: var(--blue);
    color: white;
    border-bottom-right-radius: 4px;
}

.chat-msg.incoming {
    align-self: flex-start;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    border-bottom-left-radius: 4px;
}

.chat-input-area {
    padding: 12px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 10px;
    background: rgba(255,255,255,0.02);
}

/* ===== MODALS - smooth open/close ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    backdrop-filter: blur(0px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--ease-smooth), background 0.4s var(--ease-smooth), backdrop-filter 0.4s var(--ease-smooth), visibility 0.4s;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
}

.modal-card {
    width: 90%;
    max-width: 520px;
    background: rgba(28, 28, 30, 0.95);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    transform: translateY(20px) scale(0.95);
    transition: transform 0.4s var(--ease-out);
    overflow: hidden;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}

.modal-close {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: none;
    color: var(--text-2);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s var(--ease-smooth);
}

.modal-close:hover {
    background: rgba(255,255,255,0.12);
    color: var(--text-1);
    transform: scale(1.1);
}

/* ===== TECH BADGES ===== */
.tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}

.tech-badge {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    padding: 6px 14px;
    border-radius: 980px;
    font-size: 0.78rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s var(--ease-smooth);
}

.tech-badge:hover {
    border-color: var(--blue);
    background: rgba(41, 151, 255, 0.04);
    transform: translateY(-2px);
}

/* ===== TEAM ===== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.team-member {
    text-align: center;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 24px;
    transition: transform 0.5s var(--ease-out), border-color 0.5s var(--ease-out);
}

.team-member:hover {
    transform: translateY(-6px);
    border-color: var(--border-hover);
}

.team-avatar {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin: 0 auto 20px auto;
    transition: transform 0.5s var(--ease-spring), border-color 0.5s var(--ease-smooth);
}

.team-member:hover .team-avatar {
    transform: scale(1.08);
    border-color: var(--blue);
}

/* ===== CONTACT ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 36px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.info-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
    transition: all 0.3s var(--ease-smooth);
}

.info-item:hover .info-icon {
    border-color: var(--blue);
    transform: scale(1.05);
}

/* ===== FOOTER ===== */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 36px 0;
    background: #000;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    font-size: 0.82rem;
    color: var(--text-3);
    transition: color 0.25s var(--ease-smooth);
}

.footer-links a:hover { color: var(--text-1); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; text-align: center; gap: 48px; }
    .hero-content p { margin-left: auto; margin-right: auto; }
    .hero-buttons { justify-content: center; }
    .hero-visual { order: -1; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .calc-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .panel-stats { grid-template-columns: repeat(2, 1fr); }
}

/* Helper to prevent body scroll when navigation drawer is open */
body.no-scroll {
    overflow: hidden;
}

/* Mobile Menu Toggle Button (Hamburger) */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1100;
    padding: 0;
}
.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--text-1);
    border-radius: 2px;
    transition: all 0.3s var(--ease-smooth);
}
.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}
.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 768px) {
    /* Main Navigation Mobile State */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-links {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 32px;
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(10, 10, 15, 0.96);
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
        transition: right 0.4s var(--ease-out);
        z-index: 1050;
        border-left: 1px solid var(--border);
        padding: 40px;
        list-style: none;
    }
    .nav-links.mobile-active {
        right: 0;
    }
    .nav-links a {
        font-size: 1.25rem;
        font-weight: 500;
    }
    .nav-links a::after {
        display: none;
    }
    
    /* Layout elements responsiveness */
    .services-grid { grid-template-columns: 1fr; }
    .service-selector { grid-template-columns: 1fr; }
    .checkbox-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr; }
    
    /* Panel layout mobile adaptations */
    .panel-sidebar {
        position: fixed;
        top: 0;
        left: -260px;
        width: 260px;
        height: 100vh;
        z-index: 2100;
        transition: left 0.4s var(--ease-out);
        box-shadow: 10px 0 30px rgba(0, 0, 0, 0.5);
        display: flex;
    }
    .panel-sidebar.mobile-open {
        left: 0;
    }
    
    .panel-main {
        margin-left: 0;
        padding: 24px 16px;
        padding-top: 76px; /* Offset for mobile header */
        min-height: calc(100vh - 56px);
    }
    
    .panel-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        margin-bottom: 24px;
    }
    .stat-card {
        padding: 16px;
    }
    .stat-val {
        font-size: 1.45rem;
    }
    
    h1 { font-size: 2.3rem; }
    h2 { font-size: 1.8rem; }
    
    /* Panel Mobile Header Styling */
    .panel-mobile-header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 56px;
        background: rgba(10, 10, 12, 0.88);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border);
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 16px;
        z-index: 2000;
    }
    .panel-sidebar-toggle {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 20px;
        height: 14px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
    }
    .panel-sidebar-toggle span {
        width: 100%;
        height: 2px;
        background-color: var(--text-1);
        border-radius: 1px;
        transition: all 0.3s var(--ease-smooth);
    }
    .panel-sidebar-toggle.active span:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }
    .panel-sidebar-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    .panel-sidebar-toggle.active span:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }
    
    .panel-mobile-avatar {
        width: 32px;
        height: 32px;
        border-radius: 50%;
        background: var(--gradient-accent);
        color: white;
        font-weight: 700;
        font-size: 0.78rem;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Panel Backdrop Drawer Overlay */
    .panel-backdrop {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
        z-index: 2050;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.35s ease, visibility 0.35s;
    }
    .panel-backdrop.visible {
        opacity: 1;
        visibility: visible;
    }

    /* SQL and tables responsiveness */
    .table-container {
        border: 1px solid var(--border);
        overflow-x: auto;
    }
    .custom-table {
        min-width: 600px;
    }
}

/* ============================================
   CODESOFTWARE ADDITIONAL STYLES
   ============================================ */

/* 1. Global Announcement Ticker */
.announcement-bar {
    background: var(--bg-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    height: 38px;
    display: flex;
    align-items: center;
    overflow: hidden;
    position: sticky;
    top: 0;
    z-index: 9999;
    font-size: 0.85rem;
    font-weight: 500;
}
.announcement-ticker {
    display: inline-block;
    white-space: nowrap;
    padding-left: 100%;
    animation: ticker-scroll var(--ticker-duration, 15s) linear infinite;
    cursor: default;
    color: var(--text-2);
}
.announcement-ticker:hover {
    animation-play-state: paused;
}
@keyframes ticker-scroll {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-100%, 0, 0); }
}

/* Adjust main header position if announcement is present */
body.has-announcement header {
    top: 38px;
}
body.has-announcement {
    padding-top: 0;
}

/* 2. Particle Canvas Background */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* 3. Sticker AI Generator UI Styles */
.sticker-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 32px;
    margin-top: 32px;
}
@media (max-width: 992px) {
    .sticker-grid {
        grid-template-columns: 1fr;
    }
}

.style-picker-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
@media (max-width: 576px) {
    .style-picker-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.style-pill {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s var(--ease-spring);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.style-pill span.emoji {
    font-size: 1.8rem;
    transition: transform 0.3s var(--ease-spring);
}
.style-pill span.name {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-2);
}
.style-pill:hover {
    background: var(--bg-hover);
    border-color: var(--border-hover);
    transform: translateY(-3px);
}
.style-pill:hover span.emoji {
    transform: scale(1.15) rotate(5deg);
}
.style-pill.active {
    background: rgba(41, 151, 255, 0.08);
    border-color: var(--blue);
    box-shadow: 0 0 16px rgba(41, 151, 255, 0.15);
}
.style-pill.active span.name {
    color: var(--blue);
}

/* Custom Sticker Preview Box */
.sticker-preview-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 380px;
    background: radial-gradient(circle at center, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0.005) 100%);
    border: 2px dashed var(--border);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
    transition: border-color 0.4s var(--ease-smooth);
}
.sticker-preview-box.generating {
    border-color: var(--blue);
}
.sticker-display-wrapper {
    position: relative;
    width: 250px;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.sticker-img {
    max-width: 220px;
    max-height: 220px;
    object-fit: contain;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.5));
    transition: transform 0.3s var(--ease-spring);
}
.sticker-img:hover {
    transform: scale(1.06) rotate(2deg);
}

/* Floating animation for stickers */
.floating-element {
    animation: gentle-float 6s ease-in-out infinite;
}
@keyframes gentle-float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
}

/* Outer Border Outline Styling for stickers */
.border-white-die-cut {
    filter: drop-shadow(0 0 0 8px #ffffff) drop-shadow(0 10px 25px rgba(0, 0, 0, 0.6)) !important;
}
.border-outline-glow {
    filter: drop-shadow(0 0 12px var(--blue)) drop-shadow(0 6px 15px rgba(0, 0, 0, 0.4)) !important;
}

/* Generator Loader Overlay */
.generator-loader {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.82);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease-smooth);
    z-index: 10;
}
.generator-loader.visible {
    opacity: 1;
    pointer-events: all;
}

.spinner-glow {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 3px solid rgba(41, 151, 255, 0.08);
    border-top-color: var(--blue);
    border-right-color: var(--purple);
    animation: spin 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
    box-shadow: 0 0 25px rgba(41, 151, 255, 0.2);
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loader-status {
    font-size: 0.85rem;
    color: var(--text-2);
    font-weight: 500;
    min-height: 20px;
    text-align: center;
}

/* Progress bar */
.loader-progress-bar {
    width: 160px;
    height: 4px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 99px;
    overflow: hidden;
}
.loader-progress-fill {
    width: 0%;
    height: 100%;
    background: var(--gradient-accent);
    border-radius: 99px;
    transition: width 0.15s ease-out;
}

/* Custom card hover glow */
.card-glow-hover {
    position: relative;
    transition: transform 0.4s var(--ease-spring), border-color 0.4s var(--ease-smooth);
}
.card-glow-hover::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: inherit;
    box-shadow: 0 0 30px rgba(41, 151, 255, 0);
    opacity: 0;
    transition: opacity 0.4s var(--ease-smooth);
    z-index: -1;
    pointer-events: none;
}
.card-glow-hover:hover {
    transform: translateY(-4px);
    border-color: rgba(41, 151, 255, 0.25);
}
.card-glow-hover:hover::after {
    opacity: 0.15;
    box-shadow: 0 0 30px var(--blue);
}

/* Presets Sticker Gallery */
.sticker-gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 16px;
}
@media (max-width: 768px) {
    .sticker-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
.gallery-sticker-card {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s var(--ease-spring);
}
.gallery-sticker-card img {
    width: 100px;
    height: 100px;
    object-fit: contain;
    filter: drop-shadow(0 6px 12px rgba(0,0,0,0.3));
    transition: transform 0.3s var(--ease-spring);
}
.gallery-sticker-card:hover {
    transform: translateY(-4px) scale(1.02);
    border-color: var(--border-hover);
    background: var(--bg-hover);
}
.gallery-sticker-card:hover img {
    transform: scale(1.1) rotate(3deg);
}
.gallery-sticker-card span {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-3);
    margin-top: 10px;
    text-align: center;
}

/* 4. SQL CONSOLE STYLES */
.sql-console-grid {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 24px;
    align-items: start;
}
@media (max-width: 992px) {
    .sql-console-grid {
        grid-template-columns: 1fr;
    }
}

.sql-editor-container {
    background: #0d0d0f;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.sql-editor-header {
    background: rgba(255, 255, 255, 0.02);
    padding: 12px 18px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.sql-editor-title {
    font-family: monospace;
    font-size: 0.8rem;
    color: var(--text-2);
    display: flex;
    align-items: center;
    gap: 6px;
}
.sql-editor-body {
    position: relative;
    padding: 0;
}
.sql-textarea {
    width: 100%;
    height: 140px;
    background: transparent;
    border: none;
    outline: none;
    color: #e5c07b; /* CodeSoftware SQL Yellow */
    font-family: 'SF Mono', Consolas, Monaco, Courier, monospace;
    font-size: 0.88rem;
    line-height: 1.6;
    padding: 16px;
    resize: vertical;
    display: block;
}

.sql-results-panel {
    background: #09090b;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-top: 16px;
    overflow: hidden;
}
.sql-results-header {
    background: rgba(255, 255, 255, 0.01);
    padding: 12px 18px;
    border-bottom: 1px solid var(--border);
    font-size: 0.78rem;
    color: var(--text-3);
    display: flex;
    justify-content: space-between;
}
.sql-results-body {
    padding: 16px;
    max-height: 250px;
    overflow-y: auto;
    font-family: 'SF Mono', Consolas, Monaco, monospace;
    font-size: 0.8rem;
}
.sql-schema-tree {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
}
.schema-table-item {
    margin-bottom: 14px;
}
.schema-table-name {
    font-family: monospace;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--blue);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: opacity 0.2s;
}
.schema-table-name:hover {
    opacity: 0.8;
}
.schema-table-cols {
    margin-left: 18px;
    margin-top: 4px;
    font-family: monospace;
    font-size: 0.72rem;
    color: var(--text-3);
    list-style-type: none;
}
.schema-table-cols li {
    padding: 2px 0;
}
.schema-table-cols li span {
    color: var(--purple);
}

.sql-success-alert {
    color: var(--green);
    background: rgba(48, 209, 88, 0.06);
    border: 1px solid rgba(48, 209, 88, 0.15);
    border-radius: var(--radius-sm);
    padding: 12px;
}
.sql-error-alert {
    color: var(--red);
    background: rgba(255, 69, 58, 0.06);
    border: 1px solid rgba(255, 69, 58, 0.15);
    border-radius: var(--radius-sm);
    padding: 12px;
}

/* 5. Custom Toggle Switch Styling */
.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.slider-toggle {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--bg-elevated);
    transition: .3s;
    border-radius: 24px;
    border: 1px solid var(--border);
}
.slider-toggle:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: #fff;
    transition: .3s;
    border-radius: 50%;
}
input:checked + .slider-toggle {
    background-color: var(--blue);
    border-color: rgba(41, 151, 255, 0.3);
}
input:checked + .slider-toggle:before {
    transform: translateX(20px);
}

/* 6. Premium Home Hero Graphic Overlays */
.hero-graphic-container {
    position: absolute;
    top: -120px;
    left: -80px;
    width: 230px;
    height: 230px;
    z-index: 5;
    pointer-events: none;
    filter: drop-shadow(0 20px 45px rgba(0,0,0,0.65));
    animation: gentle-float 8s ease-in-out infinite alternate;
}
.hero-graphic-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.08);
}
@media (max-width: 1024px) {
    .hero-graphic-container {
        position: relative;
        top: 0;
        left: 0;
        width: 180px;
        height: 180px;
        margin-bottom: 24px;
    }
}

/* Dark Theme Variables Override */
[data-theme="dark"] {
    --bg-base: #000000;
    --bg-base-gradient: radial-gradient(at 0% 0%, #0a1128 0px, transparent 50%), radial-gradient(at 100% 0%, #050a18 0px, transparent 50%), radial-gradient(at 50% 100%, #080d1e 0px, transparent 50%), #03050a;
    --bg-surface: rgba(22, 22, 28, 0.85);
    --bg-elevated: rgba(32, 32, 42, 0.75);
    --bg-hover: rgba(255, 255, 255, 0.05);
    --bg-sidebar: rgba(10, 10, 12, 0.95);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --text-1: #f5f5f7;
    --text-2: #a1a1a6;
    --text-3: #7e7e86;
    --gradient-hero: linear-gradient(180deg, #0d121f 0%, #03050a 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.01) 100%);
}

/* Apple Theme Toggler */
.theme-toggle-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-2);
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s var(--ease-smooth);
}
.theme-toggle-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-hover);
    color: var(--text-1);
    transform: scale(1.05);
}
.theme-toggle-btn svg {
    transition: transform 0.5s var(--ease-spring);
}
.theme-toggle-btn:active svg {
    transform: rotate(45deg) scale(0.95);
}

/* Seamless Page Transitions */
body {
    opacity: 1;
    transform: scale(1);
    transition: opacity 0.35s var(--ease-smooth), transform 0.35s var(--ease-smooth);
}
body.page-loading {
    opacity: 0;
    transform: scale(1.01);
}
body.page-transitioning {
    opacity: 0;
    transform: scale(0.99);
}

/* Traffic Simulator Chart Bars */
.traffic-bar {
    flex-grow: 1;
    background: linear-gradient(180deg, var(--blue) 0%, rgba(41,151,255,0.2) 100%);
    border-radius: 3px 3px 0 0;
    transition: height 0.4s var(--ease-out);
    min-height: 8px;
}
[data-theme="light"] .traffic-bar {
    background: linear-gradient(180deg, #0077ed 0%, rgba(41,151,255,0.2) 100%);
}

/* ===== SIMULATED PREMIUM MAIL CLIENT OVERLAY ===== */
.mail-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.mail-modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}
.mail-window {
    width: 580px;
    max-width: 92%;
    background: #f5f5f7;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 18px;
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.45s cubic-bezier(0.25, 1, 0.5, 1);
}
.mail-modal-overlay.active .mail-window {
    transform: scale(1) translateY(0);
}
.mail-header {
    background: #e8e8ed;
    padding: 14px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.mail-header-dots {
    display: flex;
    gap: 8px;
}
.mail-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.mail-dot-red { background: #ff5f56; cursor: pointer; }
.mail-dot-yellow { background: #ffbd2e; }
.mail-dot-green { background: #27c93f; }

.mail-info {
    padding: 16px 24px;
    background: #ffffff;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    font-size: 0.82rem;
    line-height: 1.6;
}
.mail-info-line {
    margin-bottom: 5px;
    color: #515154;
    display: flex;
}
.mail-info-line span {
    width: 80px;
    color: #86868b;
    font-weight: 500;
}
.mail-info-line strong {
    color: #1d1d1f;
    font-weight: 600;
}
.mail-body {
    padding: 36px 28px;
    background: #ffffff;
    max-height: 62vh;
    overflow-y: auto;
}