/* ===============================================
   Holy Cross 2026 - Design System & Styles
   =============================================== */

/* CSS Custom Properties (Design Tokens) */
:root {
    /* School Colors - Teal & Gold (Holy Cross Branding) */
    --color-primary: #0E7EA8;
    --color-primary-dark: #0A6285;
    --color-primary-light: #1A9BC7;
    --color-secondary: #F3C10E;
    --color-secondary-dark: #D4A80C;
    --color-secondary-light: #F5CE42;

    /* Neutrals */
    --color-white: #FFFFFF;
    --color-off-white: #F8F9FA;
    --color-gray-100: #F1F3F4;
    --color-gray-200: #E8EAED;
    --color-gray-300: #DADCE0;
    --color-gray-400: #BDC1C6;
    --color-gray-500: #9AA0A6;
    --color-gray-600: #80868B;
    --color-gray-700: #5F6368;
    --color-gray-800: #3C4043;
    --color-gray-900: #202124;

    /* Semantic Colors */
    --color-success: #34A853;
    --color-warning: #FBBC04;
    --color-error: #EA4335;
    --color-info: #4285F4;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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 */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Layout */
    --max-width: 1200px;
    --header-height: 90px;
}

/* ===============================================
   Reset & Base Styles
   =============================================== */

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

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-off-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--color-primary-light);
}

ul,
ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-900);
}

h1 {
    font-size: var(--font-size-5xl);
}

h2 {
    font-size: var(--font-size-4xl);
}

h3 {
    font-size: var(--font-size-3xl);
}

h4 {
    font-size: var(--font-size-2xl);
}

h5 {
    font-size: var(--font-size-xl);
}

h6 {
    font-size: var(--font-size-lg);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-12);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    margin: var(--spacing-4) auto 0;
    border-radius: var(--radius-full);
}

/* ===============================================
   Layout Components
   =============================================== */

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.section {
    padding: var(--spacing-20) 0;
}

.section--alt {
    background-color: var(--color-white);
}

/* ===============================================
   Header & Navigation
   =============================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.header__logo-img {
    height: 60px;
    width: auto;
}

.header__logo-text {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.3;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
}

.nav__list {
    display: flex;
    gap: var(--spacing-6);
}

.nav__link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    padding: var(--spacing-2) 0;
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-fast);
}

.nav__link:hover {
    color: var(--color-primary);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-2);
}

.nav__toggle-bar {
    width: 24px;
    height: 2px;
    background-color: var(--color-gray-800);
    transition: all var(--transition-fast);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav__toggle {
        display: flex;
    }

    .nav__list {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-6);
        gap: var(--spacing-4);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav__list.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav__link {
        font-size: var(--font-size-lg);
        padding: var(--spacing-3) 0;
    }
}

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

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--header-height) + var(--spacing-12)) var(--spacing-6) var(--spacing-12);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    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='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero__badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-white);
    margin-bottom: var(--spacing-6);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero__title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    color: var(--color-white);
    margin-bottom: var(--spacing-4);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.hero__title span {
    color: var(--color-secondary);
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-10);
    font-weight: 400;
}

/* Countdown Timer */
.countdown {
    display: flex;
    justify-content: center;
    gap: var(--spacing-4);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-10);
}

.countdown__item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6) var(--spacing-8);
    min-width: 120px;
    transition: transform var(--transition-base);
}

.countdown__item:hover {
    transform: translateY(-5px);
}

.countdown__number {
    display: block;
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--color-secondary);
    line-height: 1;
    margin-bottom: var(--spacing-2);
}

.countdown__label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero__cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    background: var(--color-secondary);
    color: var(--color-gray-900);
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--font-size-lg);
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

.hero__cta:hover {
    background: var(--color-secondary-light);
    color: var(--color-gray-900);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.5);
}

/* ===============================================
   Announcements Banner
   =============================================== */

.announcements {
    background: linear-gradient(90deg, var(--color-secondary), var(--color-secondary-light));
    padding: var(--spacing-4) 0;
}

.announcements__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-4);
    flex-wrap: wrap;
    text-align: center;
}

.announcements__icon {
    font-size: var(--font-size-xl);
}

.announcements__text {
    font-weight: 600;
    color: var(--color-gray-900);
}

.announcements__text a {
    color: var(--color-primary);
    text-decoration: underline;
}

/* ===============================================
   Calendar Section
   =============================================== */

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

.calendar__wrapper {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid var(--color-gray-200);
}

.calendar__embed {
    width: 100%;
    height: 600px;
    border: none;
}

.calendar__placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 400px;
    color: var(--color-gray-600);
    gap: var(--spacing-4);
}

.calendar__placeholder-icon {
    font-size: 4rem;
}

/* ===============================================
   Quick Links Section
   =============================================== */

.links__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-6);
}

.link-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-4);
}

.link-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.link-card__icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--color-white);
}

.link-card__title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-gray-900);
}

.link-card__description {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
}

.link-card__btn {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--radius-full);
    font-weight: 500;
    margin-top: auto;
    transition: all var(--transition-fast);
}

.link-card__btn:hover {
    background: var(--color-primary-light);
    color: var(--color-white);
}

/* ===============================================
   Key Dates Timeline
   =============================================== */

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-full);
}

.timeline__item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-8);
    position: relative;
}

.timeline__item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline__item:nth-child(odd) .timeline__content {
    text-align: right;
    margin-right: var(--spacing-8);
    margin-left: 0;
}

.timeline__dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--color-secondary);
    border: 4px solid var(--color-white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    z-index: 1;
}

.timeline__content {
    width: calc(50% - 40px);
    margin-left: var(--spacing-8);
    background: var(--color-white);
    padding: var(--spacing-6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-gray-200);
}

.timeline__date {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
}

.timeline__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
}

.timeline__description {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
}

@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }

    .timeline__dot {
        left: 20px;
    }

    .timeline__item,
    .timeline__item:nth-child(odd) {
        flex-direction: row;
    }

    .timeline__content,
    .timeline__item:nth-child(odd) .timeline__content {
        width: calc(100% - 60px);
        margin-left: var(--spacing-12);
        margin-right: 0;
        text-align: left;
    }
}

/* ===============================================
   FAQ Section
   =============================================== */

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

.faq__item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-4);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq__item:hover {
    box-shadow: var(--shadow-md);
}

.faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-5) var(--spacing-6);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-900);
    text-align: left;
    transition: all var(--transition-fast);
}

.faq__question:hover {
    color: var(--color-primary);
}

.faq__icon {
    font-size: var(--font-size-xl);
    transition: transform var(--transition-fast);
}

.faq__item.active .faq__icon {
    transform: rotate(45deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq__item.active .faq__answer {
    max-height: 500px;
}

.faq__answer-inner {
    padding: 0 var(--spacing-6) var(--spacing-6);
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ===============================================
   Contact Section
   =============================================== */

.contact {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.contact .section-title {
    color: var(--color-white);
}

.contact .section-title::after {
    background: var(--color-secondary);
}

.contact__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-8);
}

.contact__card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-8);
    text-align: center;
    transition: all var(--transition-base);
}

.contact__card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.contact__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-4);
}

.contact__label {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    margin-bottom: var(--spacing-2);
}

.contact__info {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.contact__info a {
    color: var(--color-white);
}

.contact__info a:hover {
    color: var(--color-secondary);
}

/* ===============================================
   Footer
   =============================================== */

.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: var(--spacing-12) 0;
}

.footer__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-6);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    color: var(--color-white);
    font-weight: 700;
    font-size: var(--font-size-xl);
}

.footer__logo-img {
    height: 40px;
    width: auto;
}

.footer__logo span {
    color: var(--color-secondary);
}

.footer__text {
    font-size: var(--font-size-sm);
}

.footer__updated {
    font-size: var(--font-size-xs);
    opacity: 0.7;
}

/* ===============================================
   Utility Classes
   =============================================== */

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

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

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

/* ===============================================
   Animations
   =============================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* Stagger animations */
.animate-delay-1 {
    animation-delay: 0.1s;
}

.animate-delay-2 {
    animation-delay: 0.2s;
}

.animate-delay-3 {
    animation-delay: 0.3s;
}

.animate-delay-4 {
    animation-delay: 0.4s;
}