/* ========================================
   Brad Brooks' Productivity Arsenal
   Professional Productivity Hub
   ======================================== */

/* CSS Variables */
:root {
    --navy: #1e3a5f;
    --navy-dark: #152a45;
    --navy-light: #2a4d7a;
    --gold: #d4a84b;
    --gold-light: #e5c06e;
    --gold-dark: #b8923f;
    --white: #fafafa;
    --off-white: #f5f5f5;
    --gray-100: #f7f7f7;
    --gray-200: #e8e8e8;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-muted: #6b6b6b;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --transition: all 0.3s ease;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--gold);
}

ul, ol {
    list-style: none;
}

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--navy);
    margin-bottom: 0.5em;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1em;
    color: var(--text-secondary);
}

.lead {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

.container-narrow {
    max-width: 800px;
}

.container-wide {
    max-width: 1400px;
}

section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-header h2 {
    margin-bottom: 0.75rem;
}

.section-header p {
    font-size: 1.125rem;
}

/* Grid System */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Flex Utilities */
.flex {
    display: flex;
}

.flex-wrap {
    flex-wrap: wrap;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

/* Spacing */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

/* ========================================
   HEADER & NAVIGATION
   ======================================== */
.header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--navy);
}

.logo:hover {
    color: var(--navy);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--navy), var(--navy-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
}

.logo-icon i {
    font-size: 1.25rem;
}

.nav-desktop {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-desktop a {
    font-weight: 500;
    color: var(--text-secondary);
    padding: 0.5rem 0;
    position: relative;
}

.nav-desktop a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: var(--transition);
}

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

.nav-desktop a:hover,
.nav-desktop a.active {
    color: var(--navy);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--navy);
}

.mobile-menu-toggle i {
    font-size: 1.5rem;
}

.nav-mobile {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    padding: 1rem 0;
    box-shadow: var(--shadow-lg);
}

.nav-mobile.active {
    display: block;
}

.nav-mobile a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.nav-mobile a:hover {
    background: var(--gray-100);
    color: var(--navy);
}

@media (max-width: 768px) {
    .nav-desktop {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--gold);
    color: var(--navy-dark);
}

.btn-primary:hover {
    background: var(--gold-light);
    color: var(--navy-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--navy);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--navy-light);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--navy);
    color: var(--navy);
}

.btn-outline:hover {
    background: var(--navy);
    color: var(--white);
}

.btn-ghost {
    background: transparent;
    color: var(--navy);
}

.btn-ghost:hover {
    background: var(--gray-100);
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* ========================================
   CARDS
   ======================================== */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
}

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

.card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.card:hover .card-image img {
    transform: scale(1.05);
}

.card-body {
    padding: 1.5rem;
}

.card-body h3 {
    margin-bottom: 0.5rem;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.card-meta i {
    color: var(--gold);
}

.card-text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.card-footer {
    padding: 1rem 1.5rem;
    background: var(--gray-100);
    border-top: 1px solid var(--gray-200);
}

/* Tool Cards */
.tool-card {
    padding: 2rem;
    text-align: center;
}

.tool-card .tool-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--navy), var(--navy-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    transition: var(--transition);
}

.tool-card:hover .tool-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
}

.tool-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.tool-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.tool-card p {
    font-size: 0.9375rem;
    margin-bottom: 1rem;
}

.tool-card .btn {
    margin-top: 0.5rem;
}

/* Article Cards */
.article-card {
    display: flex;
    flex-direction: column;
}

.article-card .card-image {
    aspect-ratio: 16/10;
}

.article-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--gold);
    color: var(--navy-dark);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
    color: var(--white);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: clamp(2.25rem, 6vw, 3.5rem);
}

.hero h1 span {
    color: var(--gold);
}

.hero .lead {
    color: rgba(255,255,255,0.85);
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gold);
}

.hero-stat-label {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

@media (max-width: 768px) {
    .hero {
        padding: 4rem 0;
    }
    
    .hero-stats {
        gap: 1.5rem;
        flex-wrap: wrap;
    }
    
    .hero-stat {
        flex: 1 1 40%;
    }
}

/* Hero - Homepage variant */
.hero-home {
    text-align: center;
    padding: 8rem 0;
}

.hero-home .hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-home .hero-buttons {
    justify-content: center;
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.features {
    background: var(--off-white);
}

/* ========================================
   TOOLS SECTION
   ======================================== */
.tools-section {
    background: var(--white);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* ========================================
   BLOG / ARTICLES SECTION
   ======================================== */
.blog-section {
    background: var(--off-white);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

@media (max-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .articles-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
    color: var(--white);
    text-align: center;
    padding: 5rem 0;
}

.cta h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta p {
    color: rgba(255,255,255,0.85);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.cta .btn-primary {
    background: var(--gold);
    color: var(--navy-dark);
}

.cta .btn-primary:hover {
    background: var(--gold-light);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: var(--gray-400);
    margin-top: 1rem;
    font-size: 0.9375rem;
}

.footer h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 1.25rem;
}

.footer-links a {
    display: block;
    color: var(--gray-400);
    padding: 0.375rem 0;
    font-size: 0.9375rem;
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--gray-700);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--gray-500);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gray-800);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gold);
    color: var(--navy-dark);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   PAGE HEADERS
   ======================================== */
.page-header {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
}

.page-header h1 {
    color: var(--white);
    margin-bottom: 0.75rem;
}

.page-header p {
    color: rgba(255,255,255,0.8);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.breadcrumb a {
    color: rgba(255,255,255,0.7);
}

.breadcrumb a:hover {
    color: var(--gold);
}

.breadcrumb span {
    color: rgba(255,255,255,0.5);
}

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

.form-label {
    display: block;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    background: var(--white);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(212, 168, 75, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-400);
}

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

.form-hint {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 0.375rem;
}

.form-error {
    font-size: 0.8125rem;
    color: #dc2626;
    margin-top: 0.375rem;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.form-checkbox input {
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
    accent-color: var(--gold);
}

.form-checkbox label {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

/* Search Input */
.search-box {
    position: relative;
}

.search-box input {
    padding-left: 3rem;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

/* ========================================
   TOOL INTERFACE
   ======================================== */
.tool-interface {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.tool-header {
    background: var(--gray-100);
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.tool-header h2 {
    margin-bottom: 0.25rem;
    font-size: 1.25rem;
}

.tool-header p {
    margin-bottom: 0;
    font-size: 0.9375rem;
}

.tool-body {
    padding: 2rem;
}

.tool-footer {
    background: var(--gray-100);
    padding: 1.5rem;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.tool-output {
    background: var(--gray-900);
    color: var(--gray-100);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.875rem;
    line-height: 1.7;
    min-height: 200px;
    white-space: pre-wrap;
}

/* ========================================
   TABS
   ======================================== */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: 1.5rem;
}

.tab-btn {
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.tab-btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gold);
    transform: scaleX(0);
    transition: var(--transition);
}

.tab-btn:hover {
    color: var(--navy);
}

.tab-btn.active {
    color: var(--navy);
}

.tab-btn.active::after {
    transform: scaleX(1);
}

.tab-content {
    display: none;
}

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

/* ========================================
   CHECKLIST
   ======================================== */
.checklist {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.checklist-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.checklist-item:hover {
    background: var(--gray-200);
}

.checklist-item input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
    accent-color: var(--gold);
    flex-shrink: 0;
}

.checklist-item.checked {
    background: rgba(212, 168, 75, 0.1);
}

.checklist-item.checked .checklist-text {
    text-decoration: line-through;
    color: var(--text-muted);
}

.checklist-text {
    flex: 1;
}

.checklist-text strong {
    display: block;
    color: var(--navy);
    margin-bottom: 0.25rem;
}

.checklist-text span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ========================================
   PROGRESS BAR
   ======================================== */
.progress-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* ========================================
   TIMER
   ======================================== */
.timer-display {
    text-align: center;
    padding: 3rem 0;
}

.timer-time {
    font-size: 5rem;
    font-weight: 700;
    color: var(--navy);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.05em;
}

.timer-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* ========================================
   MATRIX / GRID PRIORITIZER
   ======================================== */
.matrix-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 1rem;
    margin-top: 2rem;
}

.matrix-quadrant {
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    min-height: 200px;
}

.matrix-quadrant h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.matrix-quadrant.q1 h4 { color: #dc2626; }
.matrix-quadrant.q2 h4 { color: var(--gold); }
.matrix-quadrant.q3 h4 { color: var(--navy); }
.matrix-quadrant.q4 h4 { color: var(--gray-500); }

.matrix-items {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.matrix-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--white);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .matrix-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   CALENDAR / SCHEDULE
   ======================================== */
.calendar {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: var(--gray-100);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.calendar-day-header {
    padding: 0.75rem;
    text-align: center;
    font-weight: 600;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    background: var(--gray-100);
    border-bottom: 1px solid var(--gray-200);
}

.calendar-day {
    min-height: 100px;
    padding: 0.5rem;
    border-right: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}

.calendar-day:nth-child(7n) {
    border-right: none;
}

.calendar-day-number {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.calendar-day.today {
    background: rgba(212, 168, 75, 0.1);
}

.calendar-day.today .calendar-day-number {
    color: var(--gold-dark);
}

.time-block {
    background: var(--navy);
    color: var(--white);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    margin-bottom: 0.25rem;
    cursor: pointer;
}

.time-block:hover {
    background: var(--navy-light);
}

/* ========================================
   ARTICLE CONTENT
   ======================================== */
.article-content {
    max-width: 750px;
    margin: 0 auto;
}

.article-featured-image {
    margin-bottom: 2rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.article-featured-image img {
    width: 100%;
    height: auto;
}

.article-body {
    font-size: 1.0625rem;
    line-height: 1.8;
}

.article-body h2 {
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
}

.article-body h3 {
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.article-body p {
    margin-bottom: 1.5rem;
}

.article-body ul,
.article-body ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.article-body li {
    margin-bottom: 0.5rem;
    list-style: disc;
    color: var(--text-secondary);
}

.article-body ol li {
    list-style: decimal;
}

.article-body blockquote {
    border-left: 4px solid var(--gold);
    padding: 1rem 1.5rem;
    margin: 2rem 0;
    background: var(--gray-100);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: italic;
    color: var(--text-secondary);
}

.article-body img {
    border-radius: var(--radius-md);
    margin: 2rem 0;
}

.article-body a {
    color: var(--gold-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-body a:hover {
    color: var(--navy);
}

/* Author Box */
.author-box {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    margin: 3rem 0;
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    margin-bottom: 0.25rem;
}

.author-info p {
    margin-bottom: 0;
    font-size: 0.9375rem;
}

@media (max-width: 480px) {
    .author-box {
        flex-direction: column;
        text-align: center;
    }
    
    .author-avatar {
        margin: 0 auto;
    }
}

/* Share Buttons */
.share-buttons {
    display: flex;
    gap: 0.75rem;
    margin: 2rem 0;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
}

.share-btn:hover {
    transform: translateY(-2px);
    color: var(--white);
}

.share-btn.linkedin { background: #0077b5; }
.share-btn.twitter { background: #1da1f2; }
.share-btn.facebook { background: #1877f2; }
.share-btn.copy { background: var(--gray-600); }

/* Related Articles */
.related-articles {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid var(--gray-200);
}

.related-articles h3 {
    margin-bottom: 1.5rem;
}

/* ========================================
   ABOUT PAGE
   ======================================== */
.about-section {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

.about-image {
    position: sticky;
    top: 6rem;
}

.about-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.about-content h2 {
    margin-bottom: 1rem;
}

.about-content p {
    font-size: 1.0625rem;
    margin-bottom: 1.5rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--gray-100);
    border-radius: var(--radius-md);
}

.skill-item i {
    color: var(--gold);
    font-size: 1.25rem;
}

.skill-item span {
    font-weight: 500;
    color: var(--navy);
}

.timeline {
    position: relative;
    padding-left: 2rem;
    margin-top: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-300);
}

.timeline-item {
    position: relative;
    padding-bottom: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.35rem;
    top: 0.25rem;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gold);
    border: 2px solid var(--white);
}

.timeline-date {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.timeline-title {
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.25rem;
}

.timeline-company {
    color: var(--gold-dark);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.timeline-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

@media (max-width: 768px) {
    .about-section {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-image {
        position: static;
        max-width: 300px;
        margin: 0 auto;
    }
}

/* ========================================
   CONTACT PAGE
   ======================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contact-info-card {
    background: var(--navy);
    color: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-info-item:last-child {
    margin-bottom: 0;
}

.contact-info-item i {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    flex-shrink: 0;
}

.contact-info-item h4 {
    color: var(--white);
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.contact-info-item p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 0;
    font-size: 0.9375rem;
}

.contact-form-wrapper {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.contact-form-wrapper h3 {
    margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   UTILITIES
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-gold { color: var(--gold); }
.text-navy { color: var(--navy); }
.text-muted { color: var(--text-muted); }

.bg-navy { background: var(--navy); }
.bg-gold { background: var(--gold); }
.bg-gray { background: var(--gray-100); }

.font-bold { font-weight: 700; }
.font-medium { font-weight: 500; }

.hidden { display: none !important; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Loading State */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    color: var(--gray-300);
    margin-bottom: 1rem;
}

.empty-state h3 {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
}

.badge-gold {
    background: var(--gold);
    color: var(--navy-dark);
}

.badge-navy {
    background: var(--navy);
    color: var(--white);
}

/* Tags */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--gray-100);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.tag:hover {
    background: var(--gray-200);
    color: var(--navy);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.75rem;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

.pagination a:hover {
    background: var(--gray-100);
    border-color: var(--gray-300);
}

.pagination .active {
    background: var(--navy);
    border-color: var(--navy);
    color: var(--white);
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    background: var(--gray-900);
    color: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 9999;
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition);
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    background: #059669;
}

.toast.error {
    background: #dc2626;
}

.toast i {
    font-size: 1.25rem;
}

/* Print Styles */
@media print {
    .header, .footer, .cta, .share-buttons, .related-articles {
        display: none;
    }
    
    .article-content {
        max-width: 100%;
    }
}