/* =============================================
   SHIPDAY LOGISTICS — GLOBAL DESIGN SYSTEM
   Primary Orange: #FC5D10 | Dark Blue: #031D58 | White: #FFF
   ============================================= */

:root {
    /* Brand Colors */
    --primary: #FC5D10;
    --primary-light: #FF7B39;
    --primary-dark: #D84A00;
    --primary-rgb: 252, 93, 16;
    --dark: #031D58;
    --dark-light: #0A2973;
    --dark-rgb: 3, 29, 88;
    --white: #FFFFFF;
    --light: #F4F7FC;
    --light-2: #EBF0F8;
    --gray: #5B6B7C;
    --gray-light: #94A3B5;
    --gray-dark: #1E293B;
    --border: #E2E8F0;
    --danger: #EF4444;
    --warning: #F59E0B;
    --info: #3B82F6;

    /* Typography */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Plus Jakarta Sans', 'Inter', -apple-system, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(3, 29, 88, 0.05), 0 1px 2px rgba(3, 29, 88, 0.03);
    --shadow: 0 4px 12px rgba(3, 29, 88, 0.06), 0 2px 4px rgba(3, 29, 88, 0.04);
    --shadow-md: 0 8px 24px rgba(3, 29, 88, 0.08), 0 3px 6px rgba(3, 29, 88, 0.05);
    --shadow-lg: 0 16px 40px rgba(3, 29, 88, 0.12), 0 6px 12px rgba(3, 29, 88, 0.06);
    --shadow-xl: 0 24px 60px rgba(3, 29, 88, 0.16), 0 8px 16px rgba(3, 29, 88, 0.08);
    --shadow-orange: 0 10px 28px rgba(252, 93, 16, 0.35);
    --shadow-green: 0 10px 28px rgba(252, 93, 16, 0.35);

    /* Border Radius */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Z-Index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

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

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

body {
    font-family: var(--font);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--gray-dark);
    background: var(--white);
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: var(--font);
}

input, select, textarea {
    font-family: var(--font);
    font-size: var(--font-size-base);
}

/* ============ CONTAINER ============ */
.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* ============ TYPOGRAPHY ============ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--dark);
    font-weight: 700;
    line-height: 1.25;
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-white {
    color: var(--white) !important;
    -webkit-text-fill-color: var(--white);
}

/* ============ BUTTONS ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 12px 28px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    border-color: var(--primary);
    box-shadow: var(--shadow-orange);
    position: relative;
    z-index: 1;
}

.btn-primary::after {
    content: '';
    position: absolute;
    inset: -3px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: inherit;
    filter: blur(14px);
    opacity: 0.55;
    z-index: -1;
    transition: var(--transition);
}

.btn-primary:hover::after {
    opacity: 0.85;
    filter: blur(20px);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(var(--primary-rgb), 0.45);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--dark);
    border: 2px solid rgba(3, 29, 88, 0.2);
    box-shadow: 0 4px 15px rgba(3, 29, 88, 0.05);
}

.btn-outline:hover {
    background: var(--dark);
    color: var(--white);
    border-color: var(--dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(3, 29, 88, 0.2);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.5);
}

.btn-outline-white:hover {
    background: var(--white);
    color: var(--primary);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-white {
    background: var(--white);
    color: var(--primary);
    border-color: var(--white);
    box-shadow: var(--shadow-lg);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-sm {
    padding: 8px 20px;
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: 16px 36px;
    font-size: var(--font-size-base);
    border-radius: var(--radius-lg);
}

.btn-block {
    width: 100%;
}

/* ============ SECTION STYLES ============ */
.section {
    padding: var(--space-20) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--space-12);
}

.section-badge {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(var(--primary-rgb), 0.08);
    color: var(--primary);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--space-4);
    letter-spacing: -0.5px;
}

.section-desc {
    font-size: var(--font-size-lg);
    color: var(--gray);
    line-height: 1.8;
}

/* ============ CARD BASE ============ */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

/* ============ FORM ELEMENTS ============ */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.form-group label i {
    color: var(--primary);
    font-size: var(--font-size-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: var(--font-size-sm);
    color: var(--dark);
    transition: var(--transition);
    background: var(--white);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(var(--primary-rgb), 0.1);
}

.form-group input::placeholder {
    color: var(--gray-light);
}

/* ============ SERVICE LINK ============ */
.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: var(--transition);
}

.service-link:hover {
    gap: var(--space-3);
    color: var(--primary-dark);
}

/* ============ ANIMATIONS ============ */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeRight {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeLeft {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

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

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

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

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

@keyframes dotPulse {
    0%, 100% { opacity: 0.3; transform: scale(0.8); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* Animate on scroll classes */
[data-animate] {
    opacity: 1;
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-animate="fade-up"] {
    transform: translateY(35px);
}

[data-animate="fade-right"] {
    transform: translateX(-35px);
}

[data-animate="fade-left"] {
    transform: translateX(35px);
}

[data-animate="float"] {
    opacity: 0;
    transform: translateY(20px);
}

[data-animate].animated {
    opacity: 1 !important;
    transform: translateY(0) translateX(0) !important;
}

[data-animate="fade-up-stagger"] {
    opacity: 1;
    transform: translateY(25px);
}

[data-animate="fade-up-stagger"].animated {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

@media (prefers-reduced-motion: reduce) {
    [data-animate] {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}

[data-animate="fade-up-stagger"].animated > * {
    opacity: 0;
    animation: fadeUp 0.6s ease forwards;
}

[data-animate="fade-up-stagger"].animated > *:nth-child(1) { animation-delay: 0.05s; }
[data-animate="fade-up-stagger"].animated > *:nth-child(2) { animation-delay: 0.1s; }
[data-animate="fade-up-stagger"].animated > *:nth-child(3) { animation-delay: 0.15s; }
[data-animate="fade-up-stagger"].animated > *:nth-child(4) { animation-delay: 0.2s; }
[data-animate="fade-up-stagger"].animated > *:nth-child(5) { animation-delay: 0.25s; }
[data-animate="fade-up-stagger"].animated > *:nth-child(6) { animation-delay: 0.3s; }
[data-animate="fade-up-stagger"].animated > *:nth-child(7) { animation-delay: 0.35s; }
[data-animate="fade-up-stagger"].animated > *:nth-child(8) { animation-delay: 0.4s; }
[data-animate="fade-up-stagger"].animated > *:nth-child(9) { animation-delay: 0.45s; }

/* ============ SELECTION ============ */
::selection {
    background: rgba(var(--primary-rgb), 0.15);
    color: var(--dark);
}

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--gray-light);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray);
}