/* ===================================
   CSS Variables & Reset
   =================================== */

:root {
    /* Brand Colors */
    --color-primary: #3c8295;
    --color-secondary: #e6cc5d;
    --color-bg: #faf7f2;
    --color-white: #ffffff;
    --color-text-dark: #2d2d2d;
    --color-text-light: #5a5a5a;
    --color-text-muted: #8a8a8a;
    --color-accent: #e67e50;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;
    
    /* Typography */
    --font-family: 'DM Mono', 'Courier New', Courier, monospace;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-base);
    color: var(--color-text-dark);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text-dark);
}

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

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

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

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

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

strong {
    font-weight: 600;
    color: var(--color-text-dark);
}

/* ===================================
   Layout & Container
   =================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.header {
    position: sticky;
    top: 0;
    background-color: rgba(250, 247, 242, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(60, 130, 149, 0.15);
    z-index: 1000;
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    background-color: rgba(250, 247, 242, 1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
    transition: opacity var(--transition-fast);
}

.logo a:hover {
    opacity: 0.85;
    transform: scale(1.05);
}

.logo-img {
    height: 80px;
    width: auto;
    display: block;
    transition: transform var(--transition-base);
}

/* Fallback text logo (kept for reference) */
.logo-text {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: opacity var(--transition-fast);
}

.logo-text:hover {
    opacity: 0.8;
}

/* Navigation */
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu li a {
    color: var(--color-text-dark);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transition: width var(--transition-base);
}

.nav-menu li a:hover {
    color: var(--color-primary);
}

.nav-menu li a:hover::after {
    width: 80%;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-text-dark);
    transition: all var(--transition-base);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

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

.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxl) 0;
    overflow: hidden;
    background-image: url('Assets/heroimage.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Overlay for background image */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(250, 247, 242, 0.7) 0%,
        rgba(250, 247, 242, 0.7) 100%
    );
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(60, 130, 149, 0.15) 0%, 
        rgba(230, 204, 93, 0.15) 50%,
        rgba(230, 126, 80, 0.1) 100%);
    z-index: 1;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    z-index: 2;
    animation: fadeInUp 1s ease-out forwards;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-dark);
    font-weight: 700;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--color-text-light);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
    animation: fadeInUp 1s ease-out 0.3s forwards;
    font-weight: 400;
}

/* ===================================
   About Section
   =================================== */

.about {
    padding: var(--spacing-xxl) 0;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-dark);
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, 
        var(--color-primary), 
        var(--color-secondary));
    border-radius: 2px;
}

.about-card {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.95) 0%, 
        rgba(255, 255, 255, 0.98) 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(60, 130, 149, 0.1);
    transition: all var(--transition-base);
}

.about-card:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 0 12px 40px rgba(60, 130, 149, 0.2);
    border-color: rgba(60, 130, 149, 0.3);
}

.about-text {
    font-size: 1.125rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-text strong {
    color: var(--color-primary);
    font-weight: 600;
    position: relative;
}

.about-text:last-child {
    margin-bottom: 0;
}

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

.contact {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, 
        rgba(60, 130, 149, 0.08) 0%, 
        rgba(149, 60, 130, 0.08) 50%,
        rgba(230, 126, 80, 0.06) 100%);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(60, 130, 149, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(149, 60, 130, 0.03) 0%, transparent 50%);
    z-index: 0;
}

.contact-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.contact-text {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.contact-email {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    width: 180px;
    height: 180px;
    padding: var(--spacing-md);
    border-radius: 50%;
    background: linear-gradient(135deg, 
        var(--color-primary) 0%, 
        var(--color-secondary) 100%);
    background-size: 200% auto;
    box-shadow: 0 4px 20px rgba(60, 130, 149, 0.3);
    transition: all var(--transition-base);
}

.contact-email:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 30px rgba(60, 130, 149, 0.4);
    background-position: right center;
    color: var(--color-white);
}

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

.footer {
    background-color: var(--color-text-dark);
    color: var(--color-bg);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-section h3 {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.footer-section p,
.footer-section a {
    color: rgba(250, 247, 242, 0.8);
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-section a {
    transition: color var(--transition-fast);
}

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

.footer-brand {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.footer-logo {
    width: 64px;
    height: auto;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.25));
    flex-shrink: 0;
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(250, 247, 242, 0.2);
}

.footer-bottom p {
    color: rgba(250, 247, 242, 0.6);
    font-size: 0.875rem;
}

/* ===================================
   Impress Page Styles
   =================================== */

.impress-section {
    padding: var(--spacing-xxl) 0;
    min-height: 60vh;
}

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

.page-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-dark);
}

.impress-card {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.95) 0%, 
        rgba(255, 255, 255, 0.98) 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(60, 130, 149, 0.1);
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-base);
}

.impress-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(60, 130, 149, 0.15);
    border-color: rgba(60, 130, 149, 0.2);
}

.impress-subtitle {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.impress-subtitle:first-child {
    margin-top: 0;
}

.impress-card p {
    color: var(--color-text-light);
    line-height: 1.8;
}

.impress-link {
    color: var(--color-primary);
    font-weight: 500;
}

.impress-disclaimer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(60, 130, 149, 0.2);
}

.back-link {
    text-align: center;
    margin-top: var(--spacing-md);
}

.btn-back {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    background-size: 200% auto;
    color: var(--color-white);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    font-weight: bold;
}

.btn-back:hover {
    transform: translateY(-2px) scale(0.95);
    box-shadow: var(--shadow-md);
    color: var(--color-white);
    background-position: right center;
}

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

@media (max-width: 768px) {
    /* Mobile Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-bg);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-md);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all var(--transition-base);
    }
    
    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu li a {
        display: block;
        padding: var(--spacing-sm);
        text-align: center;
    }
    
    /* Hero Section */
    .hero {
        min-height: 60vh;
        padding: var(--spacing-xl) 0;
    }
    
    /* Spacing Adjustments */
    .about,
    .contact,
    .impress-section {
        padding: var(--spacing-xl) 0;
    }
    
    .about-card,
    .impress-card {
        padding: var(--spacing-md);
    }
    
    .footer {
        padding: var(--spacing-md) 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        justify-items: center;
    }

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

    .footer-brand {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xxl: 3rem;
        --spacing-xl: 2rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Logo sizing for small screens */
    .logo-img {
        height: 32px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .about-text,
    .contact-text {
        font-size: 1rem;
    }
    
    .contact-email {
        font-size: 1.25rem;
    }
}

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

/* Focus styles for keyboard navigation */
a:focus,
button:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* 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;
        scroll-behavior: auto !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-text-dark: #000000;
        --color-text-light: #1a1a1a;
    }
}