/* 
   Sozha Architecture - "Liquid Glass" Design System 
   Premium, Translucent, Ethereal
*/

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

:root {
    /* Colors */
    --color-bg-dark: #0f0f0f;
    /* Deepest Black */
    --color-bg-darker: #050505;
    --color-text-primary: #ffffff;
    --color-text-secondary: rgba(255, 255, 255, 0.7);
    /* Translucent Text */
    --color-accent: #e0d0b8;
    /* Softer, paler gold for glass */
    --color-accent-hover: #ffffff;

    /* Glass Effect Variables */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --glass-blur: blur(16px);

    --color-white: #ffffff;
    --color-black: #000000;

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Layout */
    --container-max-width: 1440px;
    --grid-gap: 2rem;

    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-smooth: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

body {
    background-color: var(--color-bg-dark);
    /* Subtle mesh gradient background to enhance glass effect */
    background-image:
        radial-gradient(circle at 15% 50%, rgba(210, 180, 140, 0.03), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(255, 255, 255, 0.02), transparent 25%);
    background-attachment: fixed;
    color: var(--color-text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 5rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
}

h3 {
    font-size: 2rem;
}

p {
    font-weight: 300;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

img {
    max-width: 100%;
    display: block;
    height: auto;
    border-radius: 4px;
    /* Slight softening */
}

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

ul {
    list-style: none;
}

/* Utilities */
.container {
    width: 90%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

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

.text-accent {
    color: var(--color-accent);
}

.uppercase {
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    opacity: 0.9;
}

/* Liquid Glass Utilities */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 12px;
    padding: 2rem;
}

/* Buttons (Glassy) */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: rgba(255, 255, 255, 0.05);
    /* Glassy bg */
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.9rem;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.4s ease;
    text-transform: uppercase;
    border-radius: 30px;
    /* Pill shape for liquid feel */
}

.btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.05);
}

.btn-primary {
    background: rgba(210, 180, 140, 0.2);
    /* Accent tinted glass */
    border-color: rgba(210, 180, 140, 0.4);
    color: var(--color-accent);
}

.btn-primary:hover {
    background: rgba(210, 180, 140, 0.4);
    border-color: var(--color-accent);
    color: #fff;
}

/* Hero Content Styles */
.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero-btns {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.hero-btns .btn {
    min-width: 280px;
    text-align: center;
}

/* Navbar (Glass) */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    background: rgba(15, 15, 15, 0.6);
    /* More transparent */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    background: linear-gradient(to right, #fff, #bbb);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
}

.logo img {
    height: 70px;
    width: auto;
    /* Reset fill color for image if inherited issues occur */
    -webkit-text-fill-color: initial;
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.7;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 1px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    opacity: 1;
    color: var(--color-white);
}

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

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--grid-gap);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
}

/* Components Override for Glass */
section[style*="background-color"] {
    background-color: transparent !important;
    /* Remove solid bgs */
    position: relative;
}

/* Optional separation lines via pseudo elements instead of bg colors */
section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.1), transparent);
}

/* Project Cards */
.project-card {
    position: relative;
    cursor: pointer;
    border-radius: 12px;
    overflow: hidden;
    background: #1a1a1a;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s ease;
}

.project-image-wrapper {
    background: linear-gradient(45deg, #1a1a1a, #222);
    position: relative;
}

.project-image-wrapper::before {
    content: 'Loading...';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: rgba(255, 255, 255, 0.1);
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.project-card img {
    opacity: 0;
    transition: opacity 0.5s ease, transform 0.6s ease;
}

.project-card img.loaded {
    opacity: 1;
}

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

/* Form Inputs (Glassy) */
input,
textarea {
    background: rgba(255, 255, 255, 0.03) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    backdrop-filter: blur(10px);
    border-radius: 8px;
    color: #fff !important;
    transition: all 0.3s ease;
}

input:focus,
textarea:focus {
    background: rgba(255, 255, 255, 0.07) !important;
    border-color: var(--color-accent) !important;
    outline: none;
    box-shadow: 0 0 15px rgba(224, 208, 184, 0.1);
}

/* Responsive */
@media (max-width: 768px) {

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }

    /* Mobile menu needed */
    h1 {
        font-size: 2.5rem;
    }

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

/* Hero Slider */
.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.1);
    transition: opacity 1.5s ease-in-out, transform 8s ease;
}

.slide.active {
    opacity: 1;
    transform: scale(1);
    z-index: 1;
}