/* LogistFlow Academy - Main Stylesheet */
/* Logistics Flow Mapping Aesthetic */

/* ===== CSS Variables ===== */
:root {
    --warehouse-dark: #1B2B3A;
    --logistics-orange: #FF6B35;
    --transport-blue: #0077B6;
    --document-white: #F4F4F4;
    --caution-yellow: #FFD23F;
    --text-dark: #2c3e50;
    --text-light: #ffffff;
    --border-color: #ddd;
    --shadow: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-hover: 0 8px 24px rgba(0,0,0,0.15);
}

/* ===== Global Reset ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--document-white);
    overflow-x: hidden;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Rubik', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--warehouse-dark);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

.process-label {
    font-family: 'Courier Prime', monospace;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* ===== Container & Layout ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 4rem 0;
    position: relative;
}

/* ===== Header & Navigation ===== */
header {
    background: var(--warehouse-dark);
    color: var(--text-light);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-light);
    font-family: 'Rubik', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--logistics-orange);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

nav a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--logistics-orange);
    transition: width 0.3s;
}

nav a:hover,
nav a.active {
    color: var(--logistics-orange);
}

nav a:hover::after,
nav a.active::after {
    width: 100%;
}

.contact-info-header {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    font-size: 0.9rem;
}

.contact-info-header a {
    color: var(--caution-yellow);
    text-decoration: none;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===== Hero Section ===== */
.hero {
    background: linear-gradient(135deg, var(--warehouse-dark) 0%, var(--transport-blue) 100%);
    color: var(--text-light);
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><path d="M0 50 L100 50 M50 0 L50 100" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></svg>');
    background-size: 100px 100px;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    color: var(--text-light);
    font-size: 3rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
    border: 2px solid transparent;
    font-family: 'Inter', sans-serif;
}

.btn-primary {
    background: var(--logistics-orange);
    color: var(--text-light);
}

.btn-primary:hover {
    background: #e55a2a;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border-color: var(--text-light);
}

.btn-secondary:hover {
    background: var(--text-light);
    color: var(--warehouse-dark);
}

.btn-outline {
    background: transparent;
    color: var(--transport-blue);
    border-color: var(--transport-blue);
}

.btn-outline:hover {
    background: var(--transport-blue);
    color: var(--text-light);
}

/* ===== Cards ===== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    border-left: 4px solid var(--logistics-orange);
    position: relative;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--logistics-orange), var(--caution-yellow));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.card h3 {
    color: var(--warehouse-dark);
    margin-bottom: 1rem;
}

.card p {
    color: #666;
    line-height: 1.7;
}

/* ===== Process Boxes ===== */
.process-box {
    background: white;
    border: 2px solid var(--transport-blue);
    border-radius: 8px;
    padding: 1.5rem;
    position: relative;
    text-align: center;
}

.process-box::before {
    content: attr(data-step);
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--logistics-orange);
    color: var(--text-light);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-family: 'Courier Prime', monospace;
}

.process-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.process-arrow {
    font-size: 2rem;
    color: var(--transport-blue);
    flex-shrink: 0;
}

/* ===== Section Headers ===== */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--warehouse-dark);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--logistics-orange);
}

.section-subtitle {
    font-size: 1.15rem;
    color: #666;
    max-width: 700px;
    margin: 1.5rem auto 0;
}

/* ===== Flow Diagram ===== */
.flow-diagram {
    background: white;
    border-radius: 12px;
    padding: 3rem;
    box-shadow: var(--shadow);
    margin: 3rem 0;
}

.flow-stages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    position: relative;
}

.flow-stage {
    text-align: center;
    position: relative;
}

.flow-stage-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--transport-blue), var(--logistics-orange));
    border-radius: 50%;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 2rem;
}

.flow-stage h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.flow-stage p {
    font-size: 0.9rem;
    color: #666;
}

/* ===== Tables ===== */
table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    margin: 2rem 0;
}

thead {
    background: var(--warehouse-dark);
    color: var(--text-light);
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-weight: 600;
    font-family: 'Rubik', sans-serif;
}

tbody tr:hover {
    background: #f8f9fa;
}

tbody tr:last-child td {
    border-bottom: none;
}

/* ===== Forms ===== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--warehouse-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--transport-blue);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-item input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.required {
    color: var(--logistics-orange);
    margin-left: 0.25rem;
}

.form-error {
    color: var(--logistics-orange);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.form-error.show {
    display: block;
}

/* ===== Footer ===== */
footer {
    background: var(--warehouse-dark);
    color: var(--text-light);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--logistics-orange);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

/* ===== Cookie Banner ===== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--warehouse-dark);
    color: var(--text-light);
    padding: 1.5rem;
    box-shadow: 0 -4px 12px rgba(0,0,0,0.2);
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.cookie-banner-content {
    flex: 1;
}

.cookie-banner-content p {
    margin-bottom: 0.5rem;
}

.cookie-banner-content a {
    color: var(--logistics-orange);
    text-decoration: underline;
}

.cookie-banner-actions {
    display: flex;
    gap: 1rem;
}

/* ===== Utility Classes ===== */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.bg-white {
    background: white;
}

.bg-light {
    background: var(--document-white);
}

.bg-dark {
    background: var(--warehouse-dark);
    color: var(--text-light);
}

.hidden {
    display: none;
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

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

.pulse {
    animation: pulse 2s infinite;
}