/* ===================================
   SIERRA SIGNATURE LAUNCH EXPERIENCE
   Brand Colors & Variables
   =================================== */

:root {
    /* Brand Colors */
    --deep-emerald: #1B4332;
    --champagne-gold: #D4AF37;
    --rich-sage: #69967A;
    --warm-taupe: #8B8B7D;
    --deep-burgundy: #79282F;
    --off-white: #F5F3E8;
    
    /* Supporting Colors */
    --emerald-light: #2D5A47;
    --gold-hover: #C19B2E;
    --sage-light: #8FB09F;
    --cream: #FAF8F1;
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(27, 67, 50, 0.08);
    --shadow-md: 0 4px 16px rgba(27, 67, 50, 0.12);
    --shadow-lg: 0 8px 24px rgba(27, 67, 50, 0.16);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* ===================================
   Global Styles
   =================================== */

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

body {
    font-family: var(--font-body);
    background-color: var(--off-white);
    color: var(--deep-emerald);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   Typography
   =================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

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

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

/* ===================================
   Navigation Bar
   =================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--deep-emerald);
    color: var(--off-white);
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-md);
    z-index: 1000;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-brand i {
    color: var(--champagne-gold);
    font-size: 1.5rem;
}

.nav-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-icon {
    background: transparent;
    border: 2px solid var(--champagne-gold);
    color: var(--champagne-gold);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-body);
}

.btn-icon:hover {
    background: var(--champagne-gold);
    color: var(--deep-emerald);
    transform: translateY(-2px);
}

/* ===================================
   Progress Bar
   =================================== */

.progress-container {
    position: fixed;
    top: 74px;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--cream);
    box-shadow: var(--shadow-sm);
    z-index: 999;
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-md);
}

.progress-bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--champagne-gold), var(--gold-hover));
    width: 0%;
    transition: width 0.5s ease;
}

.progress-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--deep-emerald);
    font-weight: 600;
    margin-left: auto;
    margin-right: auto;
}

/* ===================================
   Main Content
   =================================== */

.main-content {
    margin-top: 134px;
    padding: var(--spacing-xl) 0;
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, var(--cream) 0%, var(--off-white) 100%);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.hero-title {
    color: var(--deep-emerald);
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--warm-taupe);
    margin-bottom: var(--spacing-lg);
}

.hero-promise {
    background: var(--deep-emerald);
    color: var(--off-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    border: 3px solid var(--champagne-gold);
}

.hero-promise i {
    color: var(--champagne-gold);
    font-size: 1.5rem;
}

.hero-promise p {
    font-size: 1.25rem;
    line-height: 1.6;
    margin: var(--spacing-md) 0;
    font-style: italic;
}

/* ===================================
   Floating Help Button
   =================================== */

.floating-help {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--rich-sage);
    color: var(--off-white);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 50px;
    font-size: 1rem;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition);
    z-index: 998;
}

.floating-help:hover {
    background: var(--sage-light);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(105, 150, 122, 0.3);
}

.floating-help i {
    font-size: 1.25rem;
}

/* ===================================
   Week Cards
   =================================== */

.weeks-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.week-card {
    background: var(--cream);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
}

.week-card:hover {
    box-shadow: var(--shadow-lg);
}

.week-header {
    background: var(--deep-emerald);
    color: var(--off-white);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    position: relative;
}

.week-number {
    background: var(--champagne-gold);
    color: var(--deep-emerald);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 8px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 1px;
}

.week-title {
    flex: 1;
    margin: 0;
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

.week-toggle {
    background: transparent;
    border: 2px solid var(--champagne-gold);
    color: var(--champagne-gold);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.25rem;
}

.week-toggle:hover {
    background: var(--champagne-gold);
    color: var(--deep-emerald);
}

.week-toggle i {
    transition: transform 0.3s ease;
}

.week-card.expanded .week-toggle i {
    transform: rotate(180deg);
}

.week-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-out;
}

.week-card.expanded .week-content {
    max-height: 10000px;
    transition: max-height 0.8s ease-in;
}

/* ===================================
   Day Sections
   =================================== */

.day-section {
    padding: var(--spacing-lg);
    border-bottom: 2px solid var(--off-white);
}

.day-section:last-child {
    border-bottom: none;
}

.day-header {
    margin-bottom: var(--spacing-md);
}

.day-title {
    color: var(--deep-emerald);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.day-objective {
    display: block;
    color: var(--warm-taupe);
    font-style: italic;
    font-size: 1rem;
    margin-top: var(--spacing-xs);
}

/* ===================================
   Checklist
   =================================== */

.checklist {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.checkbox-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: 8px;
    transition: var(--transition);
}

.checkbox-item:hover {
    background: var(--off-white);
}

.checkbox-item input[type="checkbox"] {
    width: 24px;
    height: 24px;
    min-width: 24px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--champagne-gold);
}

.checkbox-label {
    flex: 1;
    color: var(--deep-emerald);
    line-height: 1.5;
}

.checkbox-item input[type="checkbox"]:checked + .checkbox-label {
    text-decoration: line-through;
    color: var(--warm-taupe);
    opacity: 0.7;
}

.sub-checklist {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-left: var(--spacing-xl);
    padding-left: var(--spacing-md);
    border-left: 3px solid var(--rich-sage);
}

.sub-checklist .checkbox-item {
    padding: var(--spacing-xs) var(--spacing-sm);
}

/* ===================================
   Info Boxes
   =================================== */

.deliverable {
    background: linear-gradient(135deg, var(--champagne-gold), var(--gold-hover));
    color: var(--deep-emerald);
    padding: var(--spacing-md);
    border-radius: 12px;
    margin-top: var(--spacing-md);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
}

.deliverable i {
    font-size: 1.5rem;
}

.pro-tip {
    background: var(--rich-sage);
    color: var(--off-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    margin-top: var(--spacing-md);
    border-left: 4px solid var(--champagne-gold);
}

.pro-tip i {
    color: var(--champagne-gold);
    margin-right: var(--spacing-xs);
}

.info-box {
    background: var(--off-white);
    border: 2px solid var(--rich-sage);
    padding: var(--spacing-md);
    border-radius: 12px;
    margin: var(--spacing-md) 0;
}

.info-box p {
    margin-bottom: var(--spacing-sm);
}

.info-box p:last-child {
    margin-bottom: 0;
}

.warning-box {
    background: var(--deep-burgundy);
    color: var(--off-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    margin-top: var(--spacing-md);
}

.warning-box i {
    color: var(--champagne-gold);
    margin-right: var(--spacing-xs);
}

.warning-box ul {
    margin-top: var(--spacing-sm);
    margin-left: var(--spacing-lg);
}

.resources-box {
    background: var(--cream);
    border: 2px solid var(--champagne-gold);
    padding: var(--spacing-md);
    border-radius: 12px;
    margin-top: var(--spacing-md);
}

.resources-box i {
    color: var(--champagne-gold);
    margin-right: var(--spacing-xs);
}

.resources-box ul {
    margin-top: var(--spacing-sm);
    margin-left: var(--spacing-lg);
}

.resources-box a {
    color: var(--deep-emerald);
    font-weight: 600;
}

.resources-box a:hover {
    color: var(--champagne-gold);
}

/* ===================================
   Completion Section
   =================================== */

.completion-section {
    background: linear-gradient(135deg, var(--deep-emerald), var(--emerald-light));
    color: var(--off-white);
    padding: var(--spacing-xl);
    border-radius: 16px;
    margin-top: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    animation: fadeInUp 0.8s ease;
}

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

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

.confetti {
    font-size: 4rem;
    animation: bounce 1s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.completion-title {
    color: var(--champagne-gold);
    font-size: 3rem;
    margin: var(--spacing-md) 0;
}

.completion-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.completion-checklist,
.next-steps {
    background: rgba(245, 243, 232, 0.1);
    padding: var(--spacing-lg);
    border-radius: 12px;
    margin: var(--spacing-lg) 0;
    text-align: left;
}

.completion-checklist h3,
.next-steps h3 {
    color: var(--champagne-gold);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.completion-checklist ul,
.next-steps ul {
    list-style: none;
    padding: 0;
}

.completion-checklist li,
.next-steps li {
    padding: var(--spacing-xs) 0;
    font-size: 1.1rem;
    line-height: 1.8;
}

.celebration-btn {
    margin-top: var(--spacing-lg);
    font-size: 1.25rem;
    padding: var(--spacing-md) var(--spacing-xl);
}

/* ===================================
   Buttons
   =================================== */

.btn-primary {
    background: var(--champagne-gold);
    color: var(--deep-emerald);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

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

/* ===================================
   Modal
   =================================== */

.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(27, 67, 50, 0.8);
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background-color: var(--cream);
    margin: 5% auto;
    padding: var(--spacing-xl);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    box-shadow: var(--shadow-lg);
    position: relative;
    animation: slideDown 0.4s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    color: var(--warm-taupe);
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-lg);
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--deep-burgundy);
}

.modal-content h2 {
    color: var(--deep-emerald);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.modal-content h2 i {
    color: var(--champagne-gold);
}

.help-section {
    margin: var(--spacing-lg) 0;
}

.help-section h3 {
    color: var(--deep-emerald);
    margin-bottom: var(--spacing-sm);
}

.help-section ul {
    margin-left: var(--spacing-lg);
}

.help-section li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
    .navbar {
        padding: var(--spacing-sm) 0;
    }
    
    .nav-brand {
        font-size: 1rem;
    }
    
    .nav-brand span {
        display: none;
    }
    
    .nav-brand::after {
        content: 'SIERRA LAUNCH';
    }
    
    .btn-icon span {
        display: none;
    }
    
    .progress-container {
        top: 58px;
        height: 50px;
    }
    
    .progress-text {
        font-size: 1rem;
    }
    
    .main-content {
        margin-top: 108px;
    }
    
    .hero {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .hero-promise {
        padding: var(--spacing-md);
    }
    
    .hero-promise p {
        font-size: 1rem;
    }
    
    .week-header {
        padding: var(--spacing-md);
        flex-wrap: wrap;
    }
    
    .week-number {
        font-size: 0.875rem;
    }
    
    .week-title {
        font-size: 1.25rem;
        flex: 1 1 100%;
        order: 2;
        margin-top: var(--spacing-sm);
    }
    
    .week-toggle {
        order: 1;
        margin-left: auto;
    }
    
    .day-section {
        padding: var(--spacing-md);
    }
    
    .sub-checklist {
        margin-left: var(--spacing-md);
    }
    
    .floating-help {
        bottom: 20px;
        right: 20px;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .floating-help span {
        display: none;
    }
    
    .completion-title {
        font-size: 2rem;
    }
    
    .modal-content {
        width: 95%;
        padding: var(--spacing-lg);
        margin: 10% auto;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xs: 0.375rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }
    
    .checkbox-item {
        padding: var(--spacing-xs);
    }
    
    .checkbox-item input[type="checkbox"] {
        width: 20px;
        height: 20px;
        min-width: 20px;
    }
}

/* ===================================
   Print Styles
   =================================== */

@media print {
    .navbar,
    .progress-container,
    .floating-help,
    .btn-icon,
    .btn-primary,
    .week-toggle {
        display: none !important;
    }
    
    .main-content {
        margin-top: 0;
    }
    
    .week-content {
        max-height: none !important;
        overflow: visible !important;
    }
    
    .week-card {
        page-break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--deep-emerald);
    }
    
    body {
        background: white;
    }
}

/* ===================================
   Accessibility
   =================================== */

/* Focus styles for keyboard navigation */
*:focus {
    outline: 3px solid var(--champagne-gold);
    outline-offset: 2px;
}

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}