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

:root {
    /* Light Mode Colors */
    --primary-blue: #2563eb;
    --mystic-blue: #3b82f6;
    --soft-green: #10b981;
    --golden-tone: #f59e0b;
    --mist-white: #f8fafc;
    --deep-blue: #1e293b;
    --gradient-start: #0f172a;
    --gradient-end: #1e293b;
    
    /* Dark Mode Colors */
    --dark-primary: #0f172a;
    --dark-secondary: #1e293b;
    --dark-accent: #334155;
    --dark-text: #e2e8f0;
    --dark-golden: #fbbf24;
    
    /* Fonts */
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Playfair Display', serif;
    
    /* Spacing */
    --container-padding: 2rem;
    --section-padding: 5rem 0;
}

body {
    font-family: var(--font-primary);
    background: linear-gradient(135deg, var(--mist-white) 0%, #e0f2fe 100%);
    color: var(--deep-blue);
    overflow-x: hidden;
    transition: all 0.3s ease;
}

body.dark-mode {
    background: linear-gradient(135deg, var(--dark-primary) 0%, var(--dark-secondary) 100%);
    color: var(--dark-text);
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--mist-white) 0%, #e0f2fe 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    transition: opacity 0.5s ease;
}

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

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(59, 130, 246, 0.1);
    border-top: 3px solid var(--mystic-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

.loading-content p {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--mystic-blue);
    opacity: 0.8;
}

/* Enhanced Visual Effects */
.visual-enhancement {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.floating-geometric {
    position: absolute;
    opacity: 0.1;
    animation: geometricFloat 20s ease-in-out infinite;
}

.floating-geometric:nth-child(1) {
    top: 10%;
    left: 5%;
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, var(--mystic-blue), transparent);
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
    animation-delay: 0s;
}

.floating-geometric:nth-child(2) {
    top: 60%;
    right: 10%;
    width: 30px;
    height: 30px;
    background: linear-gradient(45deg, var(--soft-green), transparent);
    border-radius: 50%;
    animation-delay: 5s;
}

.floating-geometric:nth-child(3) {
    bottom: 20%;
    left: 20%;
    width: 35px;
    height: 35px;
    background: linear-gradient(45deg, var(--golden-tone), transparent);
    clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
    animation-delay: 10s;
}

/* Enhanced Mountain Layer with CSS Art */
.mountain-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        /* Mountain silhouettes */
        linear-gradient(to right, transparent 0%, rgba(59, 130, 246, 0.1) 20%, transparent 40%),
        linear-gradient(to right, transparent 30%, rgba(16, 185, 129, 0.1) 50%, transparent 70%),
        linear-gradient(to right, transparent 60%, rgba(245, 158, 11, 0.1) 80%, transparent 100%),
        /* Base gradient */
        linear-gradient(180deg, 
            rgba(59, 130, 246, 0.3) 0%, 
            rgba(16, 185, 129, 0.2) 50%, 
            rgba(245, 158, 11, 0.1) 100%);
    background-image: 
        /* Zen circles */
        radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.2) 0%, transparent 30%),
        radial-gradient(circle at 85% 15%, rgba(16, 185, 129, 0.15) 0%, transparent 25%),
        radial-gradient(circle at 45% 75%, rgba(245, 158, 11, 0.1) 0%, transparent 35%),
        /* Mountain shapes */
        linear-gradient(135deg, transparent 30%, rgba(59, 130, 246, 0.1) 35%, transparent 40%),
        linear-gradient(125deg, transparent 45%, rgba(16, 185, 129, 0.1) 50%, transparent 55%);
    animation: mountainFloat 20s ease-in-out infinite;
}

/* Nature Elements */
.nature-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

/* CSS Trees */
.css-tree {
    position: absolute;
    bottom: 20%;
}

.tree-trunk {
    width: 8px;
    height: 60px;
    background: linear-gradient(to bottom, #8B4513, #654321);
    position: relative;
    border-radius: 0 0 4px 4px;
}

.tree-crown {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 25px solid transparent;
    border-right: 25px solid transparent;
    border-bottom: 40px solid var(--soft-green);
    opacity: 0.8;
}

.tree-crown::before {
    content: '';
    position: absolute;
    top: 15px;
    left: -20px;
    width: 0;
    height: 0;
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
    border-bottom: 30px solid var(--mystic-blue);
    opacity: 0.6;
}

/* Floating Leaves */
.floating-leaf {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--soft-green);
    border-radius: 0 100% 0 100%;
    animation: leafFloat 8s ease-in-out infinite;
    opacity: 0.7;
}

.floating-leaf:nth-child(1) { top: 30%; left: 10%; animation-delay: 0s; }
.floating-leaf:nth-child(2) { top: 50%; left: 20%; animation-delay: 2s; }
.floating-leaf:nth-child(3) { top: 40%; left: 80%; animation-delay: 4s; }
.floating-leaf:nth-child(4) { top: 70%; left: 70%; animation-delay: 6s; }

/* CSS Birds */
.css-bird {
    position: absolute;
    width: 20px;
    height: 20px;
    animation: birdFly 15s linear infinite;
}

.bird-body {
    width: 8px;
    height: 4px;
    background: var(--deep-blue);
    border-radius: 50%;
    position: relative;
}

.bird-wing {
    position: absolute;
    top: -1px;
    width: 6px;
    height: 3px;
    background: var(--deep-blue);
    border-radius: 50% 50% 0 0;
    animation: wingFlap 0.3s ease-in-out infinite alternate;
}

.bird-wing.left { left: -3px; transform-origin: right center; }
.bird-wing.right { right: -3px; transform-origin: left center; }

/* Space Elements */
.space-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* CSS Stars */
.star {
    position: absolute;
    background: var(--golden-tone);
    border-radius: 50%;
    animation: starTwinkle 3s ease-in-out infinite;
}

.star.small {
    width: 2px;
    height: 2px;
}

.star.medium {
    width: 4px;
    height: 4px;
}

.star.large {
    width: 6px;
    height: 6px;
}

/* Shooting Stars */
.shooting-star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--golden-tone);
    border-radius: 50%;
    animation: shootingStar 4s linear infinite;
}

.shooting-star::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 30px;
    height: 1px;
    background: linear-gradient(90deg, var(--golden-tone), transparent);
    transform: translateX(-30px);
}

/* CSS Planets */
.css-planet {
    position: absolute;
    border-radius: 50%;
    animation: planetOrbit 20s linear infinite;
}

.planet-earth {
    width: 30px;
    height: 30px;
    background: linear-gradient(45deg, var(--mystic-blue), var(--soft-green));
    top: 15%;
    right: 10%;
}

.planet-mars {
    width: 20px;
    height: 20px;
    background: linear-gradient(45deg, #CD5C5C, #8B0000);
    top: 60%;
    right: 20%;
    animation-delay: -10s;
}

/* CSS Nebula */
.css-nebula {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(
        circle at 30% 70%, 
        rgba(59, 130, 246, 0.3) 0%, 
        rgba(16, 185, 129, 0.2) 40%, 
        transparent 70%
    );
    top: 10%;
    left: 5%;
    animation: nebulaGlow 8s ease-in-out infinite alternate;
    filter: blur(2px);
}

/* CSS Constellation */
.constellation {
    position: absolute;
    top: 20%;
    right: 15%;
    width: 100px;
    height: 100px;
}

.constellation-line {
    position: absolute;
    height: 1px;
    background: var(--golden-tone);
    opacity: 0.4;
    animation: constellationGlow 4s ease-in-out infinite;
}

.constellation-star {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--golden-tone);
    border-radius: 50%;
    animation: starTwinkle 2s ease-in-out infinite;
}

/* Enhanced Dark Mode for Nature & Space */
body.dark-mode .css-tree .tree-crown {
    border-bottom-color: var(--soft-green);
    filter: brightness(0.8);
}

body.dark-mode .floating-leaf {
    background: var(--dark-golden);
}

body.dark-mode .bird-body,
body.dark-mode .bird-wing {
    background: var(--dark-text);
}

body.dark-mode .star {
    background: var(--dark-golden);
    box-shadow: 0 0 10px var(--dark-golden);
}

body.dark-mode .shooting-star {
    background: var(--dark-golden);
}

body.dark-mode .shooting-star::after {
    background: linear-gradient(90deg, var(--dark-golden), transparent);
}

body.dark-mode .css-nebula {
    background: radial-gradient(
        circle at 30% 70%, 
        rgba(251, 191, 36, 0.2) 0%, 
        rgba(59, 130, 246, 0.15) 40%, 
        transparent 70%
    );
}

body.dark-mode .constellation-line,
body.dark-mode .constellation-star {
    background: var(--dark-golden);
}

/* Enhanced Animations for Nature & Space */
@keyframes leafFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

@keyframes birdFly {
    0% {
        left: -50px;
        top: 20%;
    }
    25% {
        top: 15%;
    }
    50% {
        top: 25%;
    }
    75% {
        top: 18%;
    }
    100% {
        left: calc(100% + 50px);
        top: 22%;
    }
}

@keyframes wingFlap {
    0% {
        transform: rotateY(0deg);
    }
    100% {
        transform: rotateY(30deg);
    }
}

@keyframes starTwinkle {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

@keyframes shootingStar {
    0% {
        transform: translateX(-100px) translateY(-100px);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateX(100vw) translateY(100px);
        opacity: 0;
    }
}

@keyframes planetOrbit {
    0% {
        transform: rotate(0deg) translateX(50px) rotate(0deg);
    }
    100% {
        transform: rotate(360deg) translateX(50px) rotate(-360deg);
    }
}

@keyframes nebulaGlow {
    0% {
        opacity: 0.3;
        transform: scale(1);
    }
    100% {
        opacity: 0.6;
        transform: scale(1.1);
    }
}

@keyframes constellationGlow {
    0%, 100% {
        opacity: 0.2;
    }
    50% {
        opacity: 0.6;
    }
}

/* Code Rain Effect */
.code-rain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    opacity: 0.05;
}

.code-character {
    position: absolute;
    color: var(--soft-green);
    font-family: 'Courier New', monospace;
    font-size: 14px;
    animation: codeRainFall linear infinite;
}

/* Enhanced AI Nodes with connections */
.ai-node {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--mystic-blue);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--mystic-blue);
    animation: nodeFloat 8s ease-in-out infinite;
}

.ai-node::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 1px;
    background: linear-gradient(90deg, var(--mystic-blue), transparent);
    transform: translate(-50%, -50%) rotate(45deg);
    opacity: 0.3;
    animation: connectionPulse 3s ease-in-out infinite;
}

.ai-node::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 25px;
    height: 1px;
    background: linear-gradient(90deg, var(--mystic-blue), transparent);
    transform: translate(-50%, -50%) rotate(-45deg);
    opacity: 0.2;
    animation: connectionPulse 3s ease-in-out infinite 1.5s;
}

/* Enhanced Dark Mode */
body.dark-mode .loading-screen {
    background: linear-gradient(135deg, var(--dark-primary) 0%, var(--dark-secondary) 100%);
}

body.dark-mode .loading-spinner {
    border-color: rgba(251, 191, 36, 0.1);
    border-top-color: var(--dark-golden);
}

body.dark-mode .loading-content p {
    color: var(--dark-golden);
}

body.dark-mode .mountain-layer {
    background: 
        linear-gradient(to right, transparent 0%, rgba(251, 191, 36, 0.1) 20%, transparent 40%),
        linear-gradient(to right, transparent 30%, rgba(59, 130, 246, 0.1) 50%, transparent 70%),
        linear-gradient(to right, transparent 60%, rgba(16, 185, 129, 0.1) 80%, transparent 100%),
        linear-gradient(180deg, 
            rgba(15, 23, 42, 0.8) 0%, 
            rgba(30, 41, 59, 0.6) 50%, 
            rgba(51, 65, 85, 0.4) 100%);
    background-image: 
        radial-gradient(circle at 15% 25%, rgba(251, 191, 36, 0.15) 0%, transparent 30%),
        radial-gradient(circle at 85% 15%, rgba(59, 130, 246, 0.1) 0%, transparent 25%),
        radial-gradient(circle at 45% 75%, rgba(16, 185, 129, 0.08) 0%, transparent 35%);
}

body.dark-mode .code-character {
    color: var(--dark-golden);
}

body.dark-mode .ai-node {
    background: var(--dark-golden);
    box-shadow: 0 0 20px var(--dark-golden);
}

body.dark-mode .ai-node::before,
body.dark-mode .ai-node::after {
    background: linear-gradient(90deg, var(--dark-golden), transparent);
}

/* Dark Mode Toggle */
.dark-mode-toggle {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1000;
    width: 60px;
    height: 30px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 3px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.dark-mode-toggle:hover {
    transform: scale(1.05);
}

.moon-icon, .sun-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 14px;
    transition: all 0.3s ease;
}

.sun-icon {
    opacity: 1;
    transform: translateX(0);
}

.moon-icon {
    opacity: 0;
    transform: translateX(-30px);
}

body.dark-mode .sun-icon {
    opacity: 0;
    transform: translateX(30px);
}

body.dark-mode .moon-icon {
    opacity: 1;
    transform: translateX(0);
}

/* Mouse Follower */
.mouse-follower {
    position: fixed;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--golden-tone) 0%, transparent 70%);
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
    mix-blend-mode: multiply;
}

body.dark-mode .mouse-follower {
    background: radial-gradient(circle, var(--dark-golden) 0%, transparent 70%);
    mix-blend-mode: screen;
}

/* Hidden Class */
.hidden {
    display: none !important;
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-image: url('forest_drone1.jpg');
    background-size: cover;
    background-position: center;
}

.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 120%;
    height: 120%;
    z-index: -1;
}

.mist-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        rgba(248, 250, 252, 0.1) 0%, 
        rgba(226, 232, 240, 0.05) 100%);
    animation: mistFlow 15s ease-in-out infinite alternate;
}

body.dark-mode .mist-layer {
    background: linear-gradient(45deg, 
        rgba(15, 23, 42, 0.3) 0%, 
        rgba(30, 41, 59, 0.1) 100%);
}

.ai-nodes-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.ai-node:nth-child(1) { animation-delay: 0s; }
.ai-node:nth-child(2) { animation-delay: 1.6s; }
.ai-node:nth-child(3) { animation-delay: 3.2s; }
.ai-node:nth-child(4) { animation-delay: 4.8s; }
.ai-node:nth-child(5) { animation-delay: 6.4s; }

/* Hero Content */
.hero-content {
    text-align: center;
    max-width: 800px;
    padding: var(--container-padding);
    z-index: 2;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: titleReveal 2s ease-out 0.5s forwards;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, var(--mystic-blue), var(--soft-green), var(--golden-tone));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

body.dark-mode .title-line {
    background: linear-gradient(135deg, var(--dark-golden), var(--mystic-blue), var(--soft-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 500;
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeInUp 1.5s ease-out 1s forwards;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: white;
    opacity: 0.9;
    margin-bottom: 3rem;
    animation: fadeInUp 1.5s ease-out 1.3s forwards;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

body.dark-mode .hero-description {
    color: var(--dark-text);
}

/* CTA Button */
.cta-button {
    position: relative;
    padding: 1.2rem 3rem;
    background: linear-gradient(135deg, var(--mystic-blue), var(--soft-green));
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
    overflow: hidden;
    opacity: 0;
    animation: fadeInUp 1.5s ease-out 1.6s forwards;
}

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.4);
}

.cta-button:active {
    transform: translateY(-2px);
}

body.dark-mode .cta-button {
    background: linear-gradient(135deg, var(--dark-golden), var(--mystic-blue));
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.3);
}

body.dark-mode .cta-button:hover {
    box-shadow: 0 20px 40px rgba(251, 191, 36, 0.4);
}

/* AI Flower */
.ai-flower {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    transition: all 0.5s ease;
}

.cta-button:hover .ai-flower {
    transform: translate(-50%, -50%) scale(1);
}

.petal {
    position: absolute;
    width: 8px;
    height: 20px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    transform-origin: center bottom;
}

.petal:nth-child(1) { transform: rotate(0deg); }
.petal:nth-child(2) { transform: rotate(72deg); }
.petal:nth-child(3) { transform: rotate(144deg); }
.petal:nth-child(4) { transform: rotate(216deg); }
.petal:nth-child(5) { transform: rotate(288deg); }

/* Easter Egg Area */
.easter-egg-area {
    position: absolute;
    bottom: 5%;
    right: 5%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    opacity: 0.1;
    transition: opacity 0.3s ease;
}

.easter-egg-area:hover {
    opacity: 0.3;
}

/* About Section */
.about {
    min-height: 100vh;
    position: relative;
    padding: var(--section-padding);
    background-image: url('forest_sun1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

body.dark-mode .about {
    background: linear-gradient(135deg, var(--dark-secondary) 0%, var(--dark-accent) 100%);
}

.neural-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

#neuralCanvas {
    width: 100%;
    height: 100%;
    opacity: 0.1;
}

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

.about-intro {
    text-align: center;
    margin-bottom: 5rem;
}

.about-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: 2rem;
    background: linear-gradient(135deg, var(--mystic-blue), var(--soft-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.dark-mode .about-title {
    background: linear-gradient(135deg, var(--dark-golden), var(--mystic-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.poetic-text {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    line-height: 1.6;
    font-style: italic;
    opacity: 0.9;
}

.poetic-text p {
    margin-bottom: 1rem;
}

.signature {
    font-weight: 600;
    color: var(--golden-tone);
    margin-top: 2rem;
}

body.dark-mode .signature {
    color: var(--dark-golden);
}

/* Timeline */
.timeline {
    margin: 5rem 0;
}

.timeline h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--mystic-blue);
}

body.dark-mode .timeline h3 {
    color: var(--dark-golden);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.timeline-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.1);
}

body.dark-mode .timeline-item {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

body.dark-mode .timeline-item:hover {
    box-shadow: 0 20px 40px rgba(251, 191, 36, 0.1);
}

.timeline-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--mystic-blue), var(--soft-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-right: 2rem;
    position: relative;
}

.timeline-icon::before {
    content: attr(data-year);
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--golden-tone);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 600;
}

body.dark-mode .timeline-icon {
    background: linear-gradient(135deg, var(--dark-golden), var(--mystic-blue));
}

body.dark-mode .timeline-icon::before {
    background: var(--dark-golden);
    color: var(--dark-primary);
}

.timeline-content h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--deep-blue);
}

body.dark-mode .timeline-content h4 {
    color: var(--dark-text);
}

.timeline-content p {
    opacity: 0.8;
    line-height: 1.6;
}

/* Dynamic Widget */
.dynamic-widget {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

body.dark-mode .dynamic-widget {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dynamic-widget h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--mystic-blue);
}

body.dark-mode .dynamic-widget h3 {
    color: var(--dark-golden);
}

.activity-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.activity-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(10px);
}

body.dark-mode .activity-item {
    background: rgba(255, 255, 255, 0.02);
}

body.dark-mode .activity-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.activity-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
    width: 40px;
    text-align: center;
}

.activity-text {
    flex: 1;
    line-height: 1.5;
}

/* Contact Section */
.contact-section {
    margin-top: 5rem;
    text-align: center;
}

.contact-section h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--mystic-blue);
}

body.dark-mode .contact-section h3 {
    color: var(--dark-golden);
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--deep-blue);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

.contact-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(59, 130, 246, 0.2);
    background: rgba(255, 255, 255, 0.2);
}

body.dark-mode .contact-link {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--dark-text);
}

body.dark-mode .contact-link:hover {
    box-shadow: 0 15px 30px rgba(251, 191, 36, 0.2);
    background: rgba(0, 0, 0, 0.3);
}

.contact-icon {
    font-size: 1.2rem;
}

/* Easter Egg Modal */
.easter-egg-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: linear-gradient(135deg, var(--mist-white), #f1f5f9);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    position: relative;
    max-width: 400px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

body.dark-mode .modal-content {
    background: linear-gradient(135deg, var(--dark-secondary), var(--dark-accent));
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.haiku h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--mystic-blue);
}

body.dark-mode .haiku h3 {
    color: var(--dark-golden);
}

.haiku p {
    font-family: var(--font-display);
    font-size: 1.2rem;
    line-height: 1.8;
    font-style: italic;
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--deep-blue);
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.close-modal:hover {
    opacity: 1;
}

body.dark-mode .close-modal {
    color: var(--dark-text);
}

/* Enhanced Animations */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

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

@keyframes mountainFloat {
    0%, 100% {
        transform: translateY(0) translateX(0);
    }
    50% {
        transform: translateY(-20px) translateX(10px);
    }
}

@keyframes mistFlow {
    0% {
        transform: translateX(0) rotateZ(0deg);
    }
    100% {
        transform: translateX(30px) rotateZ(1deg);
    }
}

@keyframes nodeFloat {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-20px) scale(1.2);
        opacity: 1;
    }
}

@keyframes geometricFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.1;
    }
    50% {
        transform: translateY(-30px) rotate(180deg);
        opacity: 0.3;
    }
}

@keyframes connectionPulse {
    0%, 100% {
        opacity: 0.1;
        transform: translate(-50%, -50%) rotate(45deg) scaleX(1);
    }
    50% {
        opacity: 0.5;
        transform: translate(-50%, -50%) rotate(45deg) scaleX(1.5);
    }
}

@keyframes codeRainFall {
    0% {
        transform: translateY(-100vh);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
        --section-padding: 3rem 0;
    }
    
    .timeline-item {
        flex-direction: column;
        text-align: center;
    }
    
    .timeline-icon {
        margin-right: 0;
        margin-bottom: 1rem;
    }
    
    .dark-mode-toggle {
        top: 1rem;
        right: 1rem;
    }
    
    .ai-nodes-layer {
        display: none; /* Hide AI nodes on mobile for performance */
    }
    
    .parallax-bg {
        width: 100%;
        height: 100%;
    }
    
    .floating-geometric {
        display: none; /* Hide on mobile for performance */
    }
    
    .contact-links {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .contact-link {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    /* Mobile Nature & Space Optimizations */
    .space-layer {
        display: none; /* Hide complex space elements on mobile */
    }
    
    .nature-layer .css-bird {
        display: none; /* Hide flying birds on mobile */
    }
    
    .floating-leaf {
        display: none; /* Reduce leaf animations on mobile */
    }
    
    /* Keep only essential nature elements */
    .css-tree {
        opacity: 0.7; /* Reduce opacity for better performance */
    }
    
    /* Simplify nebula for mobile */
    .css-nebula {
        width: 100px;
        height: 100px;
        filter: blur(1px);
    }
    
    /* Reduce star count - keep only large ones */
    .star.small,
    .star.medium {
        display: none;
    }
    
    .star.large {
        animation-duration: 5s; /* Slower animation for better performance */
    }
    
    /* About Section Mobile Optimization */
    .about-nature-layer {
        opacity: 0.3; /* Reduce opacity on mobile */
    }
    
    .zen-petal {
        display: none; /* Hide floating petals on mobile */
    }
    
    .water-ripple {
        animation-duration: 8s; /* Slower ripples for better performance */
    }
    
    .zen-stone {
        animation-duration: 15s; /* Slower stone breathing */
    }
}

@media (max-width: 480px) {
    .hero-content {
        padding: 1rem;
    }
    
    .cta-button {
        padding: 1rem 2rem;
        font-size: 1rem;
    }
    
    .timeline-item {
        padding: 1.5rem;
        margin-bottom: 2rem;
    }
    
    /* Ultra mobile optimizations */
    .nature-layer {
        opacity: 0.5; /* Further reduce visibility */
    }
    
    .css-tree {
        transform: scale(0.8); /* Smaller trees */
    }
    
    /* Minimal space elements for very small screens */
    .space-layer {
        display: block; /* Re-enable but minimal */
    }
    
    .space-layer > *:not(.star.large) {
        display: none; /* Hide everything except large stars */
    }
    
    /* Minimal about nature for ultra mobile */
    .about-nature-layer {
        opacity: 0.2;
    }
    
    .zen-stone {
        transform: scale(0.7); /* Smaller stones */
        animation: none; /* Disable animations on very small screens */
    }
    
    .water-ripple {
        display: none; /* Hide ripples on very small screens */
    }
}

/* About Section Nature Elements */
.about-nature-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.6;
}

/* Zen Garden Stones */
.zen-stone {
    position: absolute;
    width: 40px;
    height: 30px;
    background: linear-gradient(145deg, #8B7355, #A0916A);
    border-radius: 50% 40% 60% 30%;
    box-shadow: 
        inset 2px 2px 4px rgba(255,255,255,0.3),
        inset -2px -2px 4px rgba(0,0,0,0.3);
    animation: stoneBreath 12s ease-in-out infinite;
}

.zen-stone:nth-child(1) { animation-delay: 0s; }
.zen-stone:nth-child(2) { animation-delay: 4s; }
.zen-stone:nth-child(3) { animation-delay: 8s; }

/* Zen Petals */
.zen-petal {
    position: absolute;
    width: 8px;
    height: 20px;
    background: linear-gradient(45deg, #FFB6C1, #FFC0CB);
    border-radius: 0 100% 0 100%;
    animation: petalDrift 10s ease-in-out infinite;
    opacity: 0.8;
}

.zen-petal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.3), transparent);
    border-radius: inherit;
}

/* Water Ripples */
.water-ripple {
    position: absolute;
    width: 60px;
    height: 60px;
    border: 2px solid var(--mystic-blue);
    border-radius: 50%;
    opacity: 0.4;
    animation: rippleExpand 6s ease-out infinite;
}

.water-ripple::before,
.water-ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid var(--mystic-blue);
    border-radius: 50%;
    animation: rippleExpand 6s ease-out infinite;
}

.water-ripple::before {
    width: 40px;
    height: 40px;
    margin: -20px 0 0 -20px;
    animation-delay: 1s;
}

.water-ripple::after {
    width: 80px;
    height: 80px;
    margin: -40px 0 0 -40px;
    animation-delay: 2s;
}

/* Enhanced Dark Mode for About Nature */
body.dark-mode .zen-stone {
    background: linear-gradient(145deg, #4A4A4A, #5A5A5A);
    box-shadow: 
        inset 2px 2px 4px rgba(255,255,255,0.1),
        inset -2px -2px 4px rgba(0,0,0,0.5);
}

body.dark-mode .zen-petal {
    background: linear-gradient(45deg, var(--dark-golden), #FFD700);
}

body.dark-mode .water-ripple,
body.dark-mode .water-ripple::before,
body.dark-mode .water-ripple::after {
    border-color: var(--dark-golden);
}

/* About Nature Animations */
@keyframes stoneBreath {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        opacity: 0.6;
    }
    50% {
        transform: scale(1.05) rotate(1deg);
        opacity: 0.8;
    }
}

@keyframes petalDrift {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.8;
    }
    25% {
        transform: translateY(-15px) rotate(90deg);
        opacity: 1;
    }
    50% {
        transform: translateY(-10px) rotate(180deg);
        opacity: 0.9;
    }
    75% {
        transform: translateY(-20px) rotate(270deg);
        opacity: 1;
    }
    100% {
        transform: translateY(0) rotate(360deg);
        opacity: 0.8;
    }
}

@keyframes rippleExpand {
    0% {
        transform: scale(0);
        opacity: 0.8;
    }
    50% {
        opacity: 0.4;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

/* Cookie Consent Banner */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    color: white;
    padding: 1rem;
    z-index: 10002;
    border-top: 2px solid var(--golden-tone);
    animation: slideInUp 0.5s ease-out;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.cookie-content p {
    margin: 0;
    flex: 1;
    min-width: 250px;
}

.privacy-link {
    color: var(--golden-tone);
    text-decoration: underline;
    transition: color 0.3s ease;
}

.privacy-link:hover {
    color: var(--mystic-blue);
}

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

.cookie-btn {
    padding: 0.5rem 1.5rem;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.cookie-btn.accept {
    background: linear-gradient(135deg, var(--soft-green), var(--mystic-blue));
    color: white;
}

.cookie-btn.accept:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(16, 185, 129, 0.4);
}

.cookie-btn.decline {
    background: transparent;
    color: var(--golden-tone);
    border: 1px solid var(--golden-tone);
}

.cookie-btn.decline:hover {
    background: var(--golden-tone);
    color: var(--deep-blue);
}

body.dark-mode .cookie-consent {
    background: rgba(15, 23, 42, 0.98);
    border-top-color: var(--dark-golden);
}

body.dark-mode .privacy-link {
    color: var(--dark-golden);
}

body.dark-mode .privacy-link:hover {
    color: var(--mystic-blue);
}

body.dark-mode .cookie-btn.decline {
    color: var(--dark-golden);
    border-color: var(--dark-golden);
}

body.dark-mode .cookie-btn.decline:hover {
    background: var(--dark-golden);
    color: var(--dark-primary);
}

/* Cookie Consent Animation */
@keyframes slideInUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Mobile Cookie Consent */
@media (max-width: 768px) {
    .cookie-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .cookie-content p {
        min-width: auto;
    }
    
    .cookie-buttons {
        justify-content: center;
        width: 100%;
    }
    
    .cookie-btn {
        flex: 1;
        max-width: 120px;
    }
}

/* AI Chat Widget */
.ai-chat-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 10000;
    font-family: var(--font-primary);
}

/* Chat Toggle Button */
.chat-toggle {
    background: linear-gradient(135deg, var(--mystic-blue), var(--soft-green));
    color: white;
    border-radius: 50px;
    padding: 1rem 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.chat-toggle:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.4);
}

.chat-icon {
    font-size: 1.2rem;
    animation: chatBounce 2s ease-in-out infinite;
}

.chat-text {
    font-weight: 600;
    white-space: nowrap;
}

.pulse-indicator {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 8px;
    height: 8px;
    background: var(--golden-tone);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

/* Dark Mode Chat Toggle */
body.dark-mode .chat-toggle {
    background: linear-gradient(135deg, var(--dark-golden), var(--mystic-blue));
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.3);
}

body.dark-mode .chat-toggle:hover {
    box-shadow: 0 15px 40px rgba(251, 191, 36, 0.4);
}

body.dark-mode .pulse-indicator {
    background: var(--mystic-blue);
}

/* Chat Window */
.chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 400px;
    height: 600px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: chatWindowSlide 0.3s ease-out;
}

body.dark-mode .chat-window {
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Chat Header */
.chat-header {
    background: linear-gradient(135deg, var(--mystic-blue), var(--soft-green));
    color: white;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

body.dark-mode .chat-header {
    background: linear-gradient(135deg, var(--dark-golden), var(--mystic-blue));
}

.ai-avatar {
    font-size: 2rem;
    animation: avatarFloat 3s ease-in-out infinite;
}

.ai-info h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.ai-info p {
    margin: 0;
    font-size: 0.8rem;
    opacity: 0.9;
}

.chat-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    margin-left: auto;
    padding: 0.5rem;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.chat-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Chat Messages */
.chat-messages {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chat-messages::-webkit-scrollbar {
    width: 6px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--mystic-blue);
    border-radius: 3px;
}

body.dark-mode .chat-messages::-webkit-scrollbar-thumb {
    background: var(--dark-golden);
}

/* Message Styles */
.ai-message, .user-message {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    animation: messageSlide 0.3s ease-out;
}

.user-message {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.ai-message .message-avatar {
    background: linear-gradient(135deg, var(--mystic-blue), var(--soft-green));
}

.user-message .message-avatar {
    background: linear-gradient(135deg, var(--golden-tone), var(--mystic-blue));
}

body.dark-mode .ai-message .message-avatar {
    background: linear-gradient(135deg, var(--dark-golden), var(--mystic-blue));
}

body.dark-mode .user-message .message-avatar {
    background: linear-gradient(135deg, var(--mystic-blue), var(--soft-green));
}

.message-content {
    flex: 1;
    background: rgba(59, 130, 246, 0.1);
    padding: 0.75rem 1rem;
    border-radius: 15px;
    position: relative;
}

.user-message .message-content {
    background: rgba(245, 158, 11, 0.1);
}

body.dark-mode .message-content {
    background: rgba(251, 191, 36, 0.1);
    color: var(--dark-text);
}

body.dark-mode .user-message .message-content {
    background: rgba(59, 130, 246, 0.1);
}

.message-content p {
    margin: 0 0 0.5rem 0;
    line-height: 1.4;
}

.message-content p:last-child {
    margin-bottom: 0;
}

/* Quick Questions */
.quick-questions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
}

.quick-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--mystic-blue);
    padding: 0.5rem 0.75rem;
    border-radius: 10px;
    cursor: pointer;
    text-align: left;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.quick-btn:hover {
    background: rgba(59, 130, 246, 0.2);
    transform: translateX(5px);
}

body.dark-mode .quick-btn {
    color: var(--dark-golden);
    border-color: rgba(251, 191, 36, 0.3);
}

body.dark-mode .quick-btn:hover {
    background: rgba(251, 191, 36, 0.2);
}

/* Chat Input Area */
.chat-input-area {
    padding: 1rem;
    border-top: 1px solid rgba(59, 130, 246, 0.1);
}

body.dark-mode .chat-input-area {
    border-top-color: rgba(255, 255, 255, 0.1);
}

.chat-input {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.chat-input input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    font-size: 0.9rem;
    outline: none;
    transition: all 0.3s ease;
}

.chat-input input:focus {
    border-color: var(--mystic-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

body.dark-mode .chat-input input {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--dark-text);
}

body.dark-mode .chat-input input:focus {
    border-color: var(--dark-golden);
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.1);
}

.chat-input input::placeholder {
    color: rgba(59, 130, 246, 0.7);
}

body.dark-mode .chat-input input::placeholder {
    color: rgba(226, 232, 240, 0.7);
}

.chat-input button {
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mystic-blue), var(--soft-green));
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.chat-input button:hover:not(:disabled) {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.3);
}

.chat-input button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

body.dark-mode .chat-input button {
    background: linear-gradient(135deg, var(--dark-golden), var(--mystic-blue));
}

body.dark-mode .chat-input button:hover:not(:disabled) {
    box-shadow: 0 5px 15px rgba(251, 191, 36, 0.3);
}

/* Input Hint */
.input-hint {
    margin-top: 0.5rem;
    text-align: center;
}

.input-hint small {
    color: rgba(59, 130, 246, 0.7);
    font-size: 0.75rem;
}

body.dark-mode .input-hint small {
    color: rgba(251, 191, 36, 0.7);
}

/* Loading State */
.loading-icon {
    animation: spin 1s linear infinite;
}

.message-loading {
    opacity: 0.7;
}

.message-loading::after {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--mystic-blue);
    border-radius: 50%;
    animation: messageTyping 1.5s ease-in-out infinite;
}

body.dark-mode .message-loading::after {
    background: var(--dark-golden);
}

/* Animations */
@keyframes chatBounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-5px);
    }
    60% {
        transform: translateY(-3px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

@keyframes chatWindowSlide {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes avatarFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-3px);
    }
}

@keyframes messageTyping {
    0%, 60%, 100% {
        opacity: 0.4;
        transform: scale(0.8);
    }
    30% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .ai-chat-widget {
        bottom: 15px;
        right: 15px;
    }
    
    .chat-window {
        width: calc(100vw - 30px);
        height: calc(100vh - 120px);
        max-width: 380px;
        max-height: 600px;
    }
    
    .chat-toggle {
        padding: 0.8rem 1.2rem;
    }
    
    .chat-text {
        font-size: 0.9rem;
    }
    
    .quick-questions {
        gap: 0.4rem;
    }
    
    .quick-btn {
        font-size: 0.8rem;
        padding: 0.4rem 0.6rem;
    }
}

@media (max-width: 480px) {
    .chat-window {
        width: calc(100vw - 20px);
        height: calc(100vh - 100px);
        bottom: 70px;
        right: 10px;
        left: 10px;
    }
    
    .chat-toggle {
        padding: 0.7rem 1rem;
    }
    
    .chat-text {
        display: none;
    }
    
    .chat-icon {
        font-size: 1.5rem;
    }
}