/* 
   Sunanda Tripathi - Design System
   Eco-Friendly Event Designer Website
*/

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,500;1,600;1,700&family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&family=Playfair+Display:ital,wght@0,400..900;1,400..900&display=swap');

:root {
    /* Colors */
    --color-primary: #2D4030;      /* Deep Forest Green */
    --color-primary-light: #4A5D4A;
    --color-secondary: #E6D5B8;    /* Champagne Beige */
    --color-accent: #8B4513;       /* Earthy Brown */
    --color-bg: #FDFBF7;           /* Warm Parchment */
    --color-text: #1A1A1A;         /* Soft Black */
    --color-white: #FFFFFF;
    
    /* Layout */
    --container-max-width: 1200px;
    --section-padding: 100px 5%;
    --transition-smooth: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-subheading: 'Cormorant Garamond', serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    /* Organic paper texture effect */
    background-image: url("https://www.transparenttextures.com/patterns/natural-paper.png");
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 400;
    color: var(--color-primary);
}

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

ul {
    list-style: none;
}

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

/* Utilities */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: var(--section-padding);
}

.flex {
    display: flex;
    gap: 20px;
}

.grid {
    display: grid;
    gap: 30px;
}

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

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(253, 251, 247, 0.9);
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
    border-bottom: 1px solid rgba(45, 64, 48, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    letter-spacing: 2px;
    font-weight: 500;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 500;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-primary);
    transition: var(--transition-smooth);
}

.nav-links a:hover::after {
    width: 100%;
}

.lang-toggle {
    background: none;
    border: 1px solid var(--color-primary);
    padding: 5px 12px;
    font-family: var(--font-body);
    font-size: 0.8rem;
    cursor: pointer;
    border-radius: 20px;
    transition: var(--transition-smooth);
}

.lang-toggle:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.nav-cta {
    margin-left: 20px;
}

.nav-cta .btn {
    padding: 8px 20px;
    font-size: 0.8rem;
    border-radius: 5px;
}

/* Hamburger Menu Icon */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
    background: none;
    border: none;
    padding: 10px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition-smooth);
}

/* Hamburger Animation (Active) */
.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    font-size: 0.9rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 500;
    border: 1px solid var(--color-primary);
    transition: var(--transition-smooth);
    cursor: pointer;
    background: transparent;
}

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

.btn-primary:hover {
    background: transparent;
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    position: relative;
    color: var(--color-white);
    text-align: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    color: var(--color-white);
    margin-bottom: 20px;
    line-height: 1.1;
}

.hero p {
    font-family: var(--font-subheading);
    font-size: 1.4rem;
    font-style: italic;
    margin-bottom: 30px;
}

/* Call to Action Sections */
.cta-banner {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 80px 0;
    text-align: center;
}

.cta-banner h2 {
    color: var(--color-white);
    margin-bottom: 20px;
}

.cta-banner .btn-white {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.cta-banner .btn-white:hover {
    background: transparent;
    color: var(--color-white);
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease-out, transform 1s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Services Cards */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    align-items: stretch;
}

.service-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: var(--color-white);
    border: 1px solid rgba(45, 64, 48, 0.1);
    transition: var(--transition-smooth);
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.service-img {
    height: 260px;
    background-size: cover;
    background-position: center;
}

.service-info {
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.service-info h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.gallery-item {
    overflow: hidden;
    position: relative;
    border-radius: 20px;
    min-height: 220px;
    display: flex;
    align-items: stretch;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* Footer */
footer {
    padding: 80px 5% 40px;
    background: var(--color-primary);
    color: var(--color-white);
}

footer h2 {
    color: var(--color-white);
    margin-bottom: 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 60px;
    margin-bottom: 60px;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.8rem;
    opacity: 0.7;
    display: flex;
    justify-content: space-between;
}

/* Lead Magnet Section */
.lead-magnet {
    background: var(--color-secondary);
    border-radius: 10px;
    padding: 60px;
    display: flex;
    align-items: center;
    gap: 40px;
}

.lead-magnet-content {
    flex: 1;
}

.lead-magnet-image {
    flex: 1;
    max-width: 300px;
}

/* Why Choose Us Grid */
.benefit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

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

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--color-primary);
    display: inline-block;
    filter: drop-shadow(0 5px 15px rgba(45, 64, 48, 0.1));
}

/* Sustainability Pledge */
.pledge-box {
    border: 1px solid var(--color-primary);
    padding: 40px;
    margin-top: 40px;
    background: rgba(230, 213, 184, 0.2);
    position: relative;
    overflow: hidden;
}

.pledge-box::before {
    content: '☘';
    position: absolute;
    top: -20px;
    right: -20px;
    font-size: 8rem;
    opacity: 0.05;
    color: var(--color-primary);
}

.pledge-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    text-align: left;
    margin-top: 30px;
}

.pledge-item {
    padding-left: 30px;
    position: relative;
}

.pledge-item::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* Form Styles */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 15px;
    background: transparent;
    border: 1px solid rgba(45, 64, 48, 0.2);
    font-family: var(--font-body);
    transition: var(--transition-smooth);
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--color-primary);
    outline: none;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px 5%;
    }
    
    .nav-links {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--color-bg);
        background-image: url("https://www.transparenttextures.com/patterns/natural-paper.png");
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transition: var(--transition-smooth);
        z-index: 1000;
        box-shadow: -10px 0 30px rgba(0,0,0,0.05);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        font-size: 1.2rem;
    }

    .nav-cta, .lang-toggle {
        display: none;
    }

    /* Stacking Layouts */
    .flex {
        flex-direction: column !important;
        gap: 40px !important;
    }

    .grid {
        grid-template-columns: 1fr !important;
    }

    .section {
        padding: 60px 4%;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .lead-magnet {
        flex-direction: column;
        padding: 40px 20px;
        text-align: center;
    }

    .lead-magnet-image {
        max-width: 100%;
    }

    .pledge-box {
        padding: 20px;
    }

    .benefit-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .gallery-grid {
        columns: 1;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .logo {
        font-size: 1.2rem;
    }
}