/* ==========================================================================
   CSS Design System & Styles - recruitment landing page
   ========================================================================== */

/* Font & Core Variables Configuration */
:root {
    --font-primary: 'Vazirmatn', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Dark Theme Tokens (Default) */
    --color-bg-main: #0b0f19;
    --color-bg-card: rgba(22, 28, 45, 0.65);
    --color-bg-card-hover: rgba(30, 41, 59, 0.8);
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-focus: #3b82f6;
    
    --color-text-primary: #f8fafc;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    
    --color-primary: #3b82f6;
    --color-primary-hover: #2563eb;
    --color-primary-glow: rgba(59, 130, 246, 0.35);
    
    --color-secondary: #8b5cf6;
    --color-secondary-hover: #7c3aed;
    --color-secondary-glow: rgba(139, 92, 246, 0.3);
    
    --color-success: #10b981;
    --color-success-bg: rgba(16, 185, 129, 0.1);
    --color-danger: #ef4444;
    --color-danger-bg: rgba(239, 68, 68, 0.1);
    
    --glass-blur: blur(16px);
    --shadow-premium: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.2);
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;
}

/* Light Theme Tokens */
.light-theme {
    --color-bg-main: #f3f4f6;
    --color-bg-card: rgba(255, 255, 255, 0.75);
    --color-bg-card-hover: rgba(255, 255, 255, 0.9);
    --color-border: rgba(0, 0, 0, 0.08);
    --color-border-focus: #2563eb;
    
    --color-text-primary: #1f2937;
    --color-text-secondary: #4b5563;
    --color-text-muted: #6b7280;
    
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-primary-glow: rgba(37, 99, 235, 0.2);
    
    --color-secondary: #7c3aed;
    --color-secondary-hover: #6d28d9;
    --color-secondary-glow: rgba(124, 58, 237, 0.15);
    
    --color-success: #059669;
    --color-success-bg: rgba(5, 150, 105, 0.1);
    --color-danger: #dc2626;
    --color-danger-bg: rgba(220, 38, 38, 0.1);
    
    --shadow-premium: 0 8px 32px 0 rgba(31, 38, 135, 0.08);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.05);
}

/* Base Styles & Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-main);
    color: var(--color-text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Background Glow Effects */
.glow-bg {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    pointer-events: none;
    z-index: -1;
    transition: transform 0.5s ease;
}

.glow-blue {
    background: radial-gradient(circle, #3b82f6 0%, rgba(59,130,246,0) 70%);
    top: -100px;
    right: -100px;
}

.glow-purple {
    background: radial-gradient(circle, #8b5cf6 0%, rgba(139,92,246,0) 70%);
    top: 400px;
    left: -200px;
}

body.light-theme .glow-bg {
    opacity: 0.07;
}

/* Typography Helpers */
.gradient-text {
    background: linear-gradient(135deg, #60a5fa, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

body.light-theme .gradient-text {
    background: linear-gradient(135deg, #1d4ed8, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Button Component */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px fill transparent;
    text-align: center;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
    border: 1px solid var(--color-primary);
    box-shadow: 0 4px 14px var(--color-primary-glow);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--color-primary-glow);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--color-text-secondary);
    transform: translateY(-2px);
}

body.light-theme .btn-secondary:hover {
    background-color: rgba(0, 0, 0, 0.03);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: #ffffff;
}

.btn-danger {
    background-color: var(--color-danger);
    color: white;
    border: 1px solid var(--color-danger);
}

.btn-danger:hover {
    background-color: #b91c1c;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
}

.icon-btn {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.icon-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--color-text-secondary);
    transform: rotate(15deg);
}

body.light-theme .icon-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

/* Header Styles */
.main-header {
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    background-color: rgba(11, 15, 25, 0.8);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background-color 0.4s ease, border-color 0.4s ease;
}

body.light-theme .main-header {
    background-color: rgba(243, 244, 246, 0.8);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.agency-title {
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.2px;
}

.agency-tagline {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Hero Section */
.hero-section {
    padding: 6rem 1rem 4rem 1rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(139, 92, 246, 0.15));
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: #60a5fa;
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 1.5rem;
}

body.light-theme .hero-badge {
    color: #2563eb;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(124, 58, 237, 0.1));
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.hero-ctas {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

/* Job Details & Grid Cards */
.details-section {
    padding: 4rem 0;
    border-top: 1px solid var(--color-border);
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.section-header p {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.job-card {
    background-color: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-card);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.job-card:hover {
    background-color: var(--color-bg-card-hover);
    transform: translateY(-8px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

body.light-theme .job-card:hover {
    border-color: rgba(0, 0, 0, 0.12);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

.card-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.card-icon svg {
    width: 26px;
    height: 26px;
}

.blue-glow {
    background-color: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

.purple-glow {
    background-color: rgba(139, 92, 246, 0.15);
    color: #8b5cf6;
}

.pink-glow {
    background-color: rgba(236, 72, 153, 0.15);
    color: #ec4899;
}

.job-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.job-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Specifications block */
.specifications-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
    background-color: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-card);
}

.spec-block h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.spec-block h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 50px;
    height: 2px;
    background-color: var(--color-primary);
}

.spec-block ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.spec-block li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.list-bullet-icon {
    color: var(--color-success);
    flex-shrink: 0;
    margin-top: 2px;
}

/* Form Styles */
.form-section {
    padding: 4rem 0 6rem 0;
    border-top: 1px solid var(--color-border);
}

.glass-form-container {
    position: relative;
    background-color: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 3.5rem 3rem;
    max-width: 850px;
    margin: 0 auto;
    box-shadow: var(--shadow-premium);
    overflow: hidden;
}

.form-header {
    text-align: center;
    margin-bottom: 3rem;
}

.form-header h2 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.form-header p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.form-row {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.input-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group.full-width {
    flex: 0 0 100%;
}

.input-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.input-group label .required {
    color: var(--color-danger);
}

.input-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
}

.input-wrapper input,
.input-wrapper textarea {
    width: 100%;
    font-family: var(--font-primary);
    background-color: rgba(11, 15, 25, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    transition: all 0.3s;
}

body.light-theme .input-wrapper input,
body.light-theme .input-wrapper textarea {
    background-color: rgba(255, 255, 255, 0.6);
}

.input-wrapper input::placeholder,
.input-wrapper textarea::placeholder {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.input-wrapper input:focus,
.input-wrapper textarea:focus {
    outline: none;
    border-color: var(--color-border-focus);
    box-shadow: 0 0 10px var(--color-primary-glow);
    background-color: rgba(11, 15, 25, 0.7);
}

body.light-theme .input-wrapper input:focus,
body.light-theme .input-wrapper textarea:focus {
    background-color: #ffffff;
}

/* Helper text */
.input-helper-text {
    font-size: 0.8rem;
    color: var(--color-primary);
    margin-top: 0.35rem;
    font-weight: 500;
}

/* Custom error message */
.error-message {
    color: var(--color-danger);
    font-size: 0.775rem;
    margin-top: 0.35rem;
    display: none;
    font-weight: 500;
}

/* Invalid States */
.input-group.invalid input,
.input-group.invalid textarea {
    border-color: var(--color-danger);
    box-shadow: 0 0 8px var(--color-danger-bg);
}

.input-group.invalid .error-message {
    display: block;
}

/* File Upload Dropzone */
.file-dropzone {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    padding: 2rem 1.5rem;
    text-align: center;
    position: relative;
    cursor: pointer;
    background-color: rgba(11, 15, 25, 0.3);
    transition: all 0.3s ease;
}

body.light-theme .file-dropzone {
    background-color: rgba(0, 0, 0, 0.01);
}

.file-dropzone:hover,
.file-dropzone.dragover {
    border-color: var(--color-primary);
    background-color: rgba(59, 130, 246, 0.05);
}

.file-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.dropzone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.upload-icon {
    color: var(--color-text-secondary);
    transition: transform 0.3s;
}

.file-dropzone:hover .upload-icon {
    transform: translateY(-4px);
    color: var(--color-primary);
}

.dropzone-text {
    font-size: 0.9rem;
    font-weight: 500;
}

.dropzone-text .highlight {
    color: var(--color-primary);
    font-weight: 600;
}

.dropzone-subtext {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* File Info Bar */
.file-info-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--color-bg-main);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.5rem 1rem;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    position: relative;
    z-index: 5;
}

.file-name {
    font-weight: 500;
    color: var(--color-text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 250px;
}

.file-size {
    color: var(--color-text-secondary);
    margin-right: 0.5rem;
}

.remove-btn {
    background: transparent;
    border: none;
    color: var(--color-danger);
    cursor: pointer;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.8rem;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

.remove-btn:hover {
    background-color: var(--color-danger-bg);
}

/* Submit Form */
.form-submit {
    margin-top: 2rem;
}

/* Success Overlay */
.success-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    z-index: 10;
    animation: fadeIn 0.4s ease;
}

.success-card {
    text-align: center;
    max-width: 450px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    animation: scaleUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--color-success-bg);
    color: var(--color-success);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

.success-card h2 {
    font-size: 1.6rem;
    font-weight: 800;
}

.success-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* Spinner Icon */
.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #ffffff;
    animation: spin 0.8s linear infinite;
    display: inline-block;
}

/* Footer */
.main-footer {
    border-top: 1px solid var(--color-border);
    padding: 2rem 0;
    background-color: rgba(11, 15, 25, 0.6);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    transition: background-color 0.4s ease, border-color 0.4s ease;
}

body.light-theme .main-footer {
    background-color: rgba(243, 244, 246, 0.6);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-link,
.footer-link-btn {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.3s;
    background: transparent;
    border: none;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    cursor: pointer;
}

.footer-link:hover,
.footer-link-btn:hover {
    color: var(--color-primary);
}

.footer-links .divider {
    color: var(--color-text-muted);
}

/* Admin Dashboard Modal */
.admin-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    padding: 1.5rem;
    animation: fadeIn 0.3s ease;
}

.admin-modal-content {
    background-color: var(--color-bg-main);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 1000px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    animation: scaleUp 0.3s ease;
}

.admin-modal-header {
    padding: 1.25rem 2rem;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-modal-header h2 {
    font-size: 1.3rem;
    font-weight: 700;
}

.close-modal-btn {
    background: transparent;
    border: none;
    color: var(--color-text-primary);
    font-size: 1.75rem;
    cursor: pointer;
    line-height: 1;
}

.close-modal-btn:hover {
    color: var(--color-danger);
}

.admin-modal-body {
    padding: 2rem;
    overflow-y: auto;
    flex: 1;
}

/* Admin Auth */
.admin-auth-container {
    max-width: 400px;
    margin: 2rem auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.auth-input-row {
    display: flex;
    gap: 0.5rem;
}

.admin-input {
    flex: 1;
    font-family: var(--font-primary);
    background-color: rgba(11, 15, 25, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    padding: 0.65rem 1rem;
    font-size: 0.95rem;
}

body.light-theme .admin-input {
    background-color: #ffffff;
}

.admin-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.auth-error-msg {
    color: var(--color-danger);
    font-size: 0.8rem;
    font-weight: 500;
    display: none;
}

/* Admin Dashboard Table View */
.admin-dashboard {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.dashboard-header-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.stats-badge {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.85rem;
    border: 1px solid var(--color-primary-glow);
}

.action-buttons {
    display: flex;
    gap: 0.75rem;
}

.table-container {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg-card);
}

.submissions-table {
    width: 100%;
    border-collapse: collapse;
    text-align: right;
    font-size: 0.85rem;
}

.submissions-table th,
.submissions-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.submissions-table th {
    background-color: rgba(11, 15, 25, 0.4);
    font-weight: 700;
    color: var(--color-text-primary);
    white-space: nowrap;
}

body.light-theme .submissions-table th {
    background-color: rgba(0, 0, 0, 0.02);
}

.submissions-table tbody tr {
    transition: background-color 0.2s;
}

.submissions-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

body.light-theme .submissions-table tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.01);
}

.submissions-table td {
    color: var(--color-text-secondary);
    vertical-align: middle;
}

.submissions-table .salary-cell {
    color: var(--color-primary);
    font-weight: 600;
    white-space: nowrap;
}

.submissions-table .resume-link {
    color: var(--color-secondary);
    text-decoration: none;
    font-weight: 600;
}

.submissions-table .resume-link:hover {
    text-decoration: underline;
}

.submissions-table .action-cell {
    text-align: center;
}

.submissions-table .empty-row {
    text-align: center;
}

.submissions-table .empty-row td {
    padding: 3rem 1rem;
    color: var(--color-text-muted);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scaleUp {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */

@media (max-width: 900px) {
    .specifications-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.1rem;
    }
    
    .hero-subtitle {
        font-size: 1.05rem;
    }
    
    .hero-ctas {
        flex-direction: column;
        gap: 1rem;
        padding: 0 1rem;
    }
    
    .form-row {
        flex-direction: column;
        gap: 1.25rem;
    }
    
    .glass-form-container {
        padding: 2rem 1.5rem;
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
    }
    
    .admin-modal-content {
        max-height: 95vh;
    }
    
    .admin-modal-body {
        padding: 1rem;
    }
}