/* ===================================
   3-DAY TEES - EXCITING REDESIGN 🎨
   Target: 25-40 year old designers
   Vibe: Fun, Creative, Energetic
   =================================== */

:root {
    /* Northwest Custom Apparel Brand Colors - GREEN SYSTEM 🌲 */
    --primary-green: #2f661e;           /* Main brand green */
    --primary-bright: #4cb354;          /* Bright interactive green */
    --primary-dark: #1a472a;            /* Dark forest green */
    --primary-hover: #409a47;           /* Hover green */
    --primary-light: #6cd96a;           /* Light vibrant green */
    --primary-deep: #3a7c52;            /* Deep green accent */

    /* Complementary Accents (Strategic Use) */
    --accent-orange: #ff6b35;           /* ONLY for main CTAs */
    --accent-orange-hover: #e55a2b;     /* Orange hover state */
    --accent-amber: #f59e0b;            /* Badges/warnings */

    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    /* Exciting Green Gradients - Pure Green-to-Green */
    --gradient-primary: linear-gradient(135deg, #2f661e 0%, #4cb354 100%);
    --gradient-dark: linear-gradient(135deg, #1a472a 0%, #3a7c52 100%);
    --gradient-bright: linear-gradient(135deg, #4cb354 0%, #6cd96a 100%);
    --gradient-hero: linear-gradient(135deg, #1a472a 0%, #2f661e 50%, #4cb354 100%);
    --gradient-balanced: linear-gradient(135deg, #2f661e 0%, #409a47 50%, #4cb354 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #4cb354 100%);

    /* Fun Background - Green Tint */
    --bg-color: #fafbfc;
    --bg-pattern:
        repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(47, 102, 30, 0.02) 10px, rgba(47, 102, 30, 0.02) 20px),
        repeating-linear-gradient(-45deg, transparent, transparent 10px, rgba(75, 179, 84, 0.02) 10px, rgba(75, 179, 84, 0.02) 20px);

    /* Card styles */
    --card-bg: #ffffff;
    --card-hover: #fefefe;

    /* Borders */
    --border-color: #e5e7eb;
    --border-accent: var(--primary-bright);

    /* Typography */
    --text-primary: #1a1a2e;
    --text-secondary: #4a5568;
    --text-muted: #718096;

    /* Shadows - Green-Tinted */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(47, 102, 30, 0.15);
    --shadow-lg: 0 8px 24px rgba(47, 102, 30, 0.2);
    --shadow-xl: 0 16px 48px rgba(47, 102, 30, 0.25);
    --shadow-colored: 0 8px 24px rgba(75, 179, 84, 0.3);
    --shadow-glow: 0 0 32px rgba(75, 179, 84, 0.4);
    --primary-glow: rgba(75, 179, 84, 0.25);

    /* Animations - Keep exciting! */
    --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-spring: 600ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Border Radius - Keep playful */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-color);
    background-image: var(--bg-pattern);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===================================
   HEADER - Make it POP! 🚀
   =================================== */

.header {
    background: white;
    border-bottom: 4px solid transparent;
    border-image: var(--gradient-hero) 1;
    padding: 1.25rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition-base);
}

.logo-section:hover {
    transform: translateY(-2px);
}

.logo {
    height: 55px;
    transition: var(--transition-base);
}

.logo:hover {
    transform: scale(1.05) rotate(-2deg);
}

.logo-text h1 {
    font-size: 1.5rem;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-text .service-name {
    font-size: 0.875rem;
    color: var(--accent-orange);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
}

.logo-text .service-name::after {
    content: '⚡';
    margin-left: 6px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

.contact-cta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

.contact-cta .location {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.contact-cta .location i {
    color: var(--primary-bright);
    margin-right: 0.5rem;
}

.contact-cta .phone {
    font-size: 1.125rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: var(--transition-base);
}

.contact-cta .phone:hover {
    transform: scale(1.05);
}

.contact-cta .email {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary-bright);
    transition: var(--transition-base);
}

.contact-cta .email:hover {
    transform: scale(1.05);
    color: var(--primary-hover);
}

.contact-cta .email i,
.contact-cta .phone i {
    margin-right: 0.5rem;
}

/* ===================================
   SHIP DATE BANNER - Exciting! 🎉
   =================================== */

.ship-date-banner {
    background: var(--gradient-success);
    color: white;
    padding: 1rem 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    border-bottom: 3px solid rgba(0, 168, 204, 0.5);
    position: relative;
    overflow: hidden;
}

.ship-date-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.ship-date-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    position: relative;
    z-index: 1;
}

.ship-date-content > i {
    font-size: 2.25rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.ship-date-main {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.ship-date-sub {
    font-size: 0.9rem;
    opacity: 0.95;
    font-weight: 600;
}

/* ===================================
   CONTAINER & LAYOUT
   =================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* ===================================
   PHASE NAVIGATION - More Fun! 🎯
   =================================== */

.phase-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin: 2.5rem auto;
    padding: 2rem;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    max-width: 700px;
    position: relative;
}

.phase-nav::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-hero);
    border-radius: var(--radius-xl);
    opacity: 0.1;
    z-index: -1;
}

.phase-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    transition: var(--transition-spring);
    cursor: pointer;
    padding: 0.75rem;
    border-radius: var(--radius-md);
}

.phase-step:hover {
    background: rgba(75, 179, 84, 0.05);
    transform: translateY(-3px);
}

.phase-step-number {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: white;
    border: 3px solid #d1d5db;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.5rem;
    color: #4a5568;
    transition: var(--transition-bounce);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.phase-step.active .phase-step-number {
    background: var(--gradient-primary);
    border-color: var(--primary-bright);
    color: white;
    box-shadow: var(--shadow-colored);
    transform: scale(1.15);
    animation: popIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes popIn {
    0% { transform: scale(0.8); }
    50% { transform: scale(1.25); }
    100% { transform: scale(1.15); }
}

.phase-step-label {
    font-weight: 700;
    font-size: 0.9rem;
    color: #1a1a2e;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition-base);
    margin-top: 0.5rem;
}

.phase-step.active .phase-step-label {
    color: var(--primary-bright);
    font-size: 0.95rem;
    font-weight: 800;
}

.phase-connector {
    flex: 0 0 60px;
    height: 3px;
    background: var(--border-color);
    border-radius: var(--radius-full);
    position: relative;
    transition: var(--transition-base);
}

.phase-connector.active {
    background: var(--gradient-primary);
    box-shadow: 0 0 12px rgba(75, 179, 84, 0.5);
}

/* ===================================
   PHASE SECTIONS
   =================================== */

.phase-section {
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-base);
    pointer-events: none;
}

.phase-section.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
    animation: slideIn 0.5s ease-out;
}

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

.phase-header {
    text-align: center;
    margin-bottom: 2.5rem;
    position: relative;
}

.phase-header h2 {
    font-size: 2.5rem;
    font-weight: 900;
    color: white !important;
    margin-bottom: 0.75rem;
    letter-spacing: -1px;
}

.phase-header p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
}

.phase-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    margin-right: 0.75rem;
    font-weight: 900;
    box-shadow: var(--shadow-colored);
    vertical-align: middle;
}

/* ===================================
   CARDS - More Exciting! 🎨
   =================================== */

.card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(75, 179, 84, 0.2);
}

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

.card h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card h3 i {
    color: var(--primary-bright);
    font-size: 1.25rem;
}

/* ===================================
   PRODUCT GRID
   =================================== */

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    margin-bottom: 2rem;
    align-items: start;
}

/* ===================================
   PRODUCT HERO - Make it Shine! ✨
   =================================== */

.product-hero {
    text-align: center;
    position: relative;
}

.product-hero-image {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
}

.product-hero-image:hover {
    transform: scale(1.05) rotate(-1deg);
    box-shadow: var(--shadow-xl);
}

.product-title {
    font-size: 1.75rem;
    font-weight: 800;
    margin-top: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-description {
    color: var(--text-secondary);
    margin-top: 0.5rem;
    font-size: 1.05rem;
}

/* ===================================
   LOCATION SELECTOR - Fun Toggles! 🎚️
   =================================== */

.location-selector {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 2px dashed var(--border-color);
}

.toggle-section-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toggle-section-title i {
    color: var(--primary-bright);
    font-size: 1.5rem;
}

.toggle-section-subtitle {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.location-grid {
    display: grid;
    gap: 1rem;
}

.toggle-item {
    background: white;
    border: 3px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.toggle-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(75, 179, 84, 0.05), transparent);
    transition: var(--transition-base);
}

.toggle-item:hover {
    transform: translateX(4px);
    border-color: var(--primary-bright);
    box-shadow: var(--shadow-md);
}

.toggle-item:hover::before {
    left: 100%;
}

.toggle-item.active {
    background: linear-gradient(135deg, rgba(47, 102, 30, 0.08) 0%, rgba(75, 179, 84, 0.12) 100%);
    border-color: var(--primary-bright);
    border-width: 3px;
    box-shadow: var(--shadow-glow);
    transform: scale(1.02);
}

.toggle-item-label {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.toggle-item-label > span:first-child {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.toggle-item-size {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 600;
}

.toggle-item.active .toggle-item-label > span:first-child {
    color: var(--primary-bright);
}

/* Toggle Switch Animation */
.toggle-switch {
    width: 64px;
    height: 36px;
    background: #cbd5e0;
    border-radius: var(--radius-full);
    position: relative;
    transition: var(--transition-base);
}

.toggle-switch-slider {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 30px;
    height: 30px;
    background: white;
    border-radius: var(--radius-full);
    transition: var(--transition-bounce);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-item.active .toggle-switch {
    background: var(--gradient-primary);
}

.toggle-item.active .toggle-switch-slider {
    transform: translateX(28px);
    box-shadow: 0 4px 8px rgba(75, 179, 84, 0.4);
}

/* ===================================
   BUTTONS - Exciting CTAs! 🚀
   =================================== */

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1.05rem;
    cursor: pointer;
    transition: var(--transition-bounce);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    justify-content: center;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-colored);
    position: relative;
    z-index: 1;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 32px rgba(75, 179, 84, 0.4);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-primary:disabled {
    background: #cbd5e0;
    color: #a0aec0;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-full {
    width: 100%;
}

/* ===================================
   PHASE ACTIONS
   =================================== */

.phase-actions {
    margin-top: 3rem;
    display: flex;
    justify-content: center;
}

.phase-actions .btn {
    font-size: 1.15rem;
    padding: 1.25rem 3rem;
}

/* ===================================
   COLOR SWATCHES - Vibrant! 🎨
   =================================== */

.color-swatches-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.color-swatch {
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-bounce);
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.color-swatch::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.3) 100%);
    opacity: 0;
    transition: var(--transition-base);
}

.color-swatch:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-bright);
}

.color-swatch:hover::after {
    opacity: 1;
}

.color-swatch.selected {
    border-color: var(--primary-bright);
    box-shadow: var(--shadow-glow);
    transform: scale(1.1);
}

.color-swatch.selected::before {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 2rem;
    font-weight: 900;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    z-index: 2;
    animation: checkPop 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes checkPop {
    0% { transform: translate(-50%, -50%) scale(0); }
    50% { transform: translate(-50%, -50%) scale(1.2); }
    100% { transform: translate(-50%, -50%) scale(1); }
}

/* ===================================
   PRICING PANEL - Exciting Display! 💰
   =================================== */

.pricing-panel {
    background: linear-gradient(135deg, #f0f9f5 0%, #e6f4ed 100%);
    border: 3px solid var(--primary-bright);
    border-radius: var(--radius-lg);
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.pricing-panel::before {
    content: '💰';
    position: absolute;
    top: -10px;
    right: -10px;
    font-size: 120px;
    opacity: 0.05;
    transform: rotate(15deg);
}

.pricing-panel-heading {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-bright);
    margin-bottom: 1.5rem;
}

.price-tier {
    background: white;
    padding: 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.price-tier:hover {
    transform: translateX(6px);
    border-color: var(--primary-bright);
    box-shadow: var(--shadow-md);
}

.tier-price {
    font-size: 1.75rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================
   ORDER SUMMARY - Clean & Clear 📋
   =================================== */

.pricing-summary {
    margin-top: 1.5rem;
}

.pricing-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 1rem;
}

.pricing-row:last-child {
    border-bottom: none;
}

.order-total {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 3px solid var(--primary-bright);
    font-size: 1.5rem;
    font-weight: 900;
}

.order-total span:last-child {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================
   FILE UPLOAD - Fun & Interactive! 📁
   =================================== */

.upload-zone {
    border: 3px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-bounce);
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.upload-zone:hover {
    border-color: var(--primary-bright);
    background: linear-gradient(135deg, rgba(47, 102, 30, 0.03) 0%, rgba(75, 179, 84, 0.05) 100%);
    transform: scale(1.02);
}

.upload-zone i {
    font-size: 3.5rem;
    color: var(--primary-bright);
    margin-bottom: 1rem;
    display: block;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.upload-zone.dragover {
    border-color: var(--success);
    background: linear-gradient(135deg, rgba(0, 217, 163, 0.1) 0%, rgba(0, 168, 204, 0.1) 100%);
    transform: scale(1.05);
}

/* ===================================
   BADGES - Playful! 🏷️
   =================================== */

.required-badge {
    background: var(--gradient-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.optional-badge {
    background: linear-gradient(135deg, #cbd5e0 0%, #a0aec0 100%);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===================================
   LOADING OVERLAY
   =================================== */

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-base);
}

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

.spinner {
    width: 64px;
    height: 64px;
    border: 6px solid var(--border-color);
    border-top-color: var(--primary-bright);
    border-right-color: var(--primary-green);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===================================
   MODAL - Success Celebration! 🎉
   =================================== */

.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-base);
}

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

.modal-content {
    background: white;
    border-radius: var(--radius-xl);
    padding: 3rem;
    max-width: 600px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    text-align: center;
    transform: scale(0.9);
    transition: var(--transition-spring);
    position: relative;
    overflow: hidden;
}

.modal.active .modal-content {
    transform: scale(1);
    animation: modalPop 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes modalPop {
    0% { transform: scale(0.8); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--gradient-success);
}

.modal-content > i {
    font-size: 5rem;
    color: var(--success);
    margin-bottom: 1.5rem;
    display: inline-block;
    animation: successPulse 2s ease-in-out infinite;
}

@keyframes successPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ===================================
   FORM INPUTS - Modern & Clean 📝
   =================================== */

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1.125rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-base);
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-bright);
    box-shadow: 0 0 0 4px rgba(75, 179, 84, 0.1);
    transform: translateY(-2px);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

/* ===================================
   STICKY SIDEBAR
   =================================== */

.sticky-sidebar {
    position: sticky;
    top: 120px;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
}

.sticky-sidebar::-webkit-scrollbar {
    width: 8px;
}

.sticky-sidebar::-webkit-scrollbar-track {
    background: var(--bg-color);
    border-radius: var(--radius-full);
}

.sticky-sidebar::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

/* ===================================
   RESPONSIVE - Mobile First! 📱
   =================================== */

@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .phase-nav {
        padding: 1.5rem 1rem;
        gap: 0.5rem;
    }

    .phase-step-number {
        width: 44px;
        height: 44px;
        font-size: 1.25rem;
    }

    .phase-step-label {
        font-size: 0.75rem;
    }

    .phase-connector {
        flex: 0 0 30px;
    }

    .phase-header h2 {
        font-size: 2rem;
    }

    .card {
        padding: 1.5rem;
    }

    .sticky-sidebar {
        position: static;
        max-height: none;
    }

    .color-swatches-container {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: 0.75rem;
    }
}

/* ===================================
   TOAST NOTIFICATIONS 🔔
   =================================== */

.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
}

.toast {
    background: white;
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15),
                0 0 0 1px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    animation: toastSlideIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    border-left: 4px solid;
    position: relative;
    overflow: hidden;
}

/* Animated gradient background for each toast type */
.toast::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.03;
    z-index: 0;
}

.toast.success {
    border-left-color: var(--success);
}

.toast.success::before {
    background: var(--gradient-success);
}

.toast.error {
    border-left-color: var(--danger);
}

.toast.error::before {
    background: linear-gradient(135deg, var(--danger), transparent);
    animation: errorPulse 2s ease-in-out infinite;
}

.toast.warning {
    border-left-color: var(--warning);
}

.toast.warning::before {
    background: linear-gradient(135deg, var(--warning), transparent);
}

.toast.info {
    border-left-color: #3b82f6;
}

.toast.info::before {
    background: linear-gradient(135deg, #3b82f6, transparent);
}

@keyframes errorPulse {
    0%, 100% {
        opacity: 0.03;
    }
    50% {
        opacity: 0.08;
    }
}

.toast-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    animation: iconBounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s backwards;
}

@keyframes iconBounce {
    0% {
        transform: scale(0) rotate(-180deg);
        opacity: 0;
    }
    60% {
        transform: scale(1.2) rotate(10deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

.toast.success .toast-icon {
    color: var(--success);
}

.toast.error .toast-icon {
    color: var(--danger);
    animation: iconBounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s backwards,
               errorShake 0.5s ease-in-out 0.8s;
}

@keyframes errorShake {
    0%, 100% {
        transform: translateX(0) rotate(0deg);
    }
    25% {
        transform: translateX(-5px) rotate(-5deg);
    }
    75% {
        transform: translateX(5px) rotate(5deg);
    }
}

.toast.warning .toast-icon {
    color: var(--warning);
}

.toast.info .toast-icon {
    color: #3b82f6;
}

.toast-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
    animation: contentFadeIn 0.4s ease-out 0.3s backwards;
}

.toast-message {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
    animation: contentFadeIn 0.4s ease-out 0.4s backwards;
}

@keyframes contentFadeIn {
    0% {
        opacity: 0;
        transform: translateY(10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    font-size: 1.25rem;
    line-height: 1;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: var(--transition-fast);
}

.toast-close:hover {
    color: var(--text-primary);
    transform: rotate(90deg) scale(1.1);
}

@keyframes toastSlideIn {
    0% {
        transform: translateX(400px) scale(0.8);
        opacity: 0;
    }
    60% {
        transform: translateX(-10px) scale(1.02);
    }
    100% {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

.toast.hiding {
    animation: slideOut 0.3s ease-in;
}

/* ===================================
   STEP 2 ENHANCEMENTS 🎨
   =================================== */

/* Subtotal Row - Clean & Simple (Option A) */
.subtotal-row td {
    background: white !important;
    color: #1a1a2e !important;
    font-weight: 700 !important;
    padding: 1rem !important;
    border: none !important;
    border-left: 4px solid var(--primary-bright) !important;
}

.subtotal-row td:first-child {
    border-top-left-radius: var(--radius-md);
    border-bottom-left-radius: var(--radius-md);
}

.subtotal-row td:last-child {
    border-top-right-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
}

.subtotal-row i {
    color: var(--primary-bright) !important;
    margin-right: 0.5rem;
    /* No animation - static icon for clean look */
}

/* File Upload Section - Premium Design */
.file-item {
    background: linear-gradient(135deg, #f0f9f5 0%, #ffffff 100%);
    border: 2px solid var(--primary-bright);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
    box-shadow: 0 4px 12px rgba(75, 179, 84, 0.15);
    transition: var(--transition-base);
    animation: fileUploadSuccess 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
}

.file-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-success);
}

.file-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(75, 179, 84, 0.25);
    border-color: var(--primary-hover);
}

@keyframes fileUploadSuccess {
    0% {
        transform: scale(0.9);
        opacity: 0;
    }
    50% {
        transform: scale(1.02);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* File Info Styling */
.file-item > div {
    flex: 1;
}

.file-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
    word-break: break-word;
}

.file-size {
    font-size: 0.875rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.file-size::before {
    content: '📄';
    font-size: 1rem;
}

/* Remove File Button - Premium Design (Fixed Vertical Centering) */
.file-item button {
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #fee 0%, #fdd 100%);
    color: var(--danger);
    border: 2px solid #fecaca;
    font-size: 1.25rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    line-height: 1;
    padding: 0;
    margin: 0;
    font-family: Arial, sans-serif; /* Ensures consistent × rendering */
}

.file-item button:hover {
    background: var(--danger);
    color: white;
    transform: rotate(90deg) scale(1.1);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
    border-color: var(--danger);
}

.file-item button:active {
    transform: rotate(90deg) scale(0.95);
}

/* Upload Zone Drag-Over State */
.upload-zone.drag-over {
    border-color: var(--primary-bright) !important;
    background: linear-gradient(135deg, rgba(47, 102, 30, 0.12) 0%, rgba(75, 179, 84, 0.18) 100%) !important;
    transform: scale(1.02) !important;
    box-shadow: 0 0 24px rgba(75, 179, 84, 0.4),
                0 0 48px rgba(75, 179, 84, 0.2) !important;
}

.upload-zone.drag-over i {
    transform: translateY(-10px) scale(1.1);
    color: var(--primary-bright);
}

/* Upload Success State */
.upload-success {
    background: linear-gradient(135deg, #f0f9f5 0%, #e6f4ed 100%);
    border-color: var(--success);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    margin-top: 1rem;
}

.upload-success i {
    color: var(--success);
    font-size: 3rem;
    display: block;
    text-align: center;
    margin-bottom: 0.5rem;
    animation: checkPop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes checkPop {
    0% {
        transform: scale(0) rotate(-180deg);
        opacity: 0;
    }
    60% {
        transform: scale(1.2) rotate(10deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

/* Row Total Cell Enhancement */
.row-total-cell {
    background: linear-gradient(135deg, #f0f9f5 0%, #ffffff 100%);
    border-left: 3px solid var(--primary-bright) !important;
}

.row-total-value {
    font-weight: 700;
    color: var(--primary-bright);
    font-size: 1.1rem;
}

/* Table Enhancements */
.table-stock-indicator {
    font-size: 0.875rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

/* Grand Total Box */
#grand-total {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    font-size: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.85;
    }
}

/* Color Remove Buttons - Subtle Hover-Reveal (Option A) */
.color-remove-btn {
    width: 20px;
    height: 20px;
    min-width: 20px;
    min-height: 20px;
    border-radius: 50%;
    background: #e5e7eb;
    color: #6b7280;
    border: 1px solid #d1d5db;
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    line-height: 1;
    padding: 0;
    margin: 0;
    margin-left: 0.5rem;
    opacity: 0.5;
    font-family: Arial, sans-serif;
    vertical-align: middle;
    /* Invisible padding for 44x44px touch target */
    position: relative;
}

.color-remove-btn::before {
    content: '';
    position: absolute;
    inset: -12px; /* Expands to 44x44px touch target */
    border-radius: 50%;
}

.color-remove-btn:hover {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
    opacity: 1;
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.color-remove-btn:active {
    transform: scale(0.95);
}

/* ===================================
   UTILITY HELPERS
   =================================== */

.d-none { display: none !important; }
.d-block { display: block !important; }
.mt-lg { margin-top: 2rem !important; }
.mb-lg { margin-bottom: 2rem !important; }
.text-center { text-align: center !important; }