/* ==========================================================================
   CSS VARIABLES & DESIGN TOKENS
   ========================================================================== */
:root {
    /* Color Palette - Mons Digital */
    --color-bg: #f8fafc;
    --color-surface: #ffffff;
    --color-text-main: #0f172a;
    --color-text-muted: #475569;
    --color-accent: #2563eb;
    --color-accent-hover: #1d4ed8;
    --color-border: #e2e8f0;

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

    /* Spacing & Layout */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 24px;

    /* Shadows */
    --shadow-sm: 0 4px 6px -1px rgb(0 0 0 / 0.05);
    --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.05);
    --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.05);

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Theme Override for Suruh AI */
.theme-suruh-ai {
    --color-bg: #f8fafc;
    /* Professional light background */
    --color-surface: #ffffff;
    --color-text-main: #0f172a;
    /* Deep navy from logo */
    --color-text-muted: #475569;
    --color-accent: #f59e0b;
    /* Orange from logo */
    --color-accent-hover: #d97706;
    --color-border: #e2e8f0;
    --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.05);
}

/* ==========================================================================
   RESET & BASE
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-body);
    color: var(--color-text-main);
    background-color: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-smooth);
}

h1,
h2,
h3,
h4,
h5 {
    font-family: var(--font-heading);
    line-height: 1.2;
    font-weight: 700;
    color: var(--color-text-main);
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==========================================================================
   UTILITIES
   ========================================================================== */
.text-accent {
    color: var(--color-accent) !important;
}

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

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

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

/* Client Logo Hover Effect */
.client-logo {
    filter: grayscale(100%);
    opacity: 0.6;
    transition: filter 0.7s ease-in-out, opacity 1.2s ease-in-out, transform 0.5s ease-in-out;
    max-height: 80px;
    object-fit: contain;
    cursor: pointer;
}

.client-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.05);
}

/* Infinite Logo Marquee */
.logo-marquee-container {
    overflow: hidden;
    position: relative;
    width: 100%;
    /* Fading mask at the left and right edges */
    -webkit-mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
    mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
}

.logo-marquee {
    display: flex;
    align-items: center;
    width: max-content;
    animation: scroll-marquee 25s linear infinite;
}

.logo-marquee:hover {
    /* Pause animation on hover */
    animation-play-state: paused;
}

.logo-marquee .client-logo {
    margin: 0 3rem;
    /* Equivalent to gap: 3rem */
}

@keyframes scroll-marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

body.theme-suruh-ai {
    --color-primary: #f59e0b;
    /* Amber/Orange */
    --color-accent: #d97706;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATION
   ========================================================================== */
.js-enabled main>section,
.js-enabled main>div,
.js-enabled .hero h1,
.js-enabled .hero p {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 1.8s cubic-bezier(0.25, 0.8, 0.25, 1), transform 2.8s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.js-enabled .reveal-active {
    opacity: 1 !important;
    transform: none !important;
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */
/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all var(--transition-fast);
    position: relative;
    z-index: 50;
    pointer-events: auto !important;
}

.btn-primary {
    background: var(--color-accent);
    color: #fff;
}

@media (hover: hover) {
    .btn-primary:hover {
        background: var(--color-accent-hover);
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn-outline {
    border: 1.5px solid #cbd5e1;
    background: var(--color-surface);
    color: var(--color-text-main);
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

@media (hover: hover) {
    .btn-outline:hover {
        border-color: var(--color-accent);
        color: var(--color-accent);
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }
}

.btn-outline:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 72px;
    background: rgba(var(--color-surface), 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

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

.brand-logo {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-tag {
    font-size: 0.7rem;
    font-family: var(--font-body);
    font-weight: 400;
    color: var(--color-text-muted);
    background: var(--color-border);
    padding: 2px 6px;
    border-radius: 4px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-text-main);
    cursor: pointer;
}

main {
    margin-top: 72px;
    min-height: calc(100vh - 72px - 300px);
}

/* Heroes */
.hero {
    padding: var(--spacing-xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    /* Subtle glow */
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: var(--color-accent);
    opacity: 0.05;
    filter: blur(100px);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

.dot-pattern {
    position: absolute;
    inset: 0;
    z-index: 0;
    height: 100%;
    width: 100%;
    /* Bintik (Dot pattern) */
    background-image: radial-gradient(#94a3b8 1.5px, transparent 1.5px);
    background-size: 24px 24px;
    /* Fading mask (fade to transparent on edges) */
    -webkit-mask-image: radial-gradient(400px circle at center, white, transparent);
    mask-image: radial-gradient(600px circle at center, white, transparent);
    opacity: 0.7;
    pointer-events: none;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    max-width: 900px;
    margin: 0 auto 1.5rem;
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Grid & Cards */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding-top: 1rem;
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
    display: flex;
    flex-direction: column;
    height: 100%;
}

@media (hover: hover) {
    .card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-lg);
        border-color: var(--color-accent);
    }
}

.card:active {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    flex-grow: 1;
}

.tag {
    display: inline-block;
    padding: 4px 10px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-right: 0.5rem;
    margin-top: 1rem;
}

/* Portofolio Card specific */
.card-portofolio {
    padding: 0;
    overflow: hidden;
}

.card-portofolio .card-img {
    width: 100%;
    height: 200px;
    background: #e2e8f0;
    object-fit: cover;
}

.card-portofolio .card-body {
    padding: 1.5rem;
}

.theme-suruh-ai .card-portofolio .card-img {
    background: #334155;
}

/* Form */
.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text-main);
    font-family: var(--font-body);
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.theme-suruh-ai .form-control:focus {
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

/* Footer */
.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer-subtitle {
    font-size: 1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-contact p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

/* ==========================================================================
   CONTACT PAGE SPECIFIC
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

.contact-card {
    background: var(--color-surface);
    padding: 3rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
}

/* ==========================================================================
   ABOUT PAGE SPECIFIC
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    max-width: 300px;
}

.footer-links ul li,
.footer-contact p {
    margin-bottom: 0.5rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding: 1.5rem 0;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        /* Disable backdrop-filter on mobile to prevent Safari touch-clipping bugs */
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        background: var(--color-surface) !important;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%; /* Just below navbar */
        left: 0;
        right: 0;
        height: auto;
        background: var(--color-surface);
        flex-direction: column;
        padding: 1.5rem 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--color-border);
        box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        z-index: 1000;
    }

    .nav-links li {
        width: 100%;
        text-align: center;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }

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

    .hero h1 {
        font-size: 2rem;
    }

    .hero .container > div {
        flex-direction: column !important;
        align-items: center;
    }

    .hero .btn {
        width: 100%;
        max-width: 300px;
    }

    /* Contact Form Fix */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-card {
        padding: 1.5rem;
    }

    /* About Page Fix */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        margin-top: 2rem;
        text-align: center;
    }

    /* Mobile Dropdown Fix */
    .nav-dropdown-wrapper {
        width: 100%;
        margin-bottom: 0;
    }
    
    .nav-dropdown-btn {
        width: 100%;
        justify-content: center;
        padding: 0.8rem 0;
        font-size: 0.95rem;
    }

    .nav-dropdown-menu {
        position: static !important;
        transform: none !important;
        box-shadow: none !important;
        border: none !important;
        padding: 0 !important;
        margin-top: 0 !important;
        width: 100% !important;
        display: none !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        background: transparent !important;
    }

    .nav-dropdown-wrapper.open .nav-dropdown-menu {
        display: block !important;
    }

    .nav-dropdown-item {
        transform: none !important;
        opacity: 1 !important;
        width: 100%;
        text-align: center !important;
    }

    .nav-dropdown-item a {
        padding: 0.8rem 1rem !important;
        font-size: 0.95rem !important;
        color: var(--color-text-muted) !important;
        display: block !important;
        text-align: center !important;
    }
}

/* ==========================================================================
   LIVE CHAT WIDGET
   ========================================================================== */
.chat-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    font-family: var(--font-body);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    pointer-events: none;
}

.chat-bubble {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--color-accent);
    color: white;
    border: none;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    font-size: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast), background-color var(--transition-fast);
    pointer-events: auto;
}

.chat-bubble:hover {
    transform: scale(1.05);
    background-color: var(--color-accent-hover);
}

.chat-panel {
    width: 320px;
    pointer-events: auto;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    margin-bottom: 16px;
    overflow: hidden;
    /* Animation initial state */
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: all var(--transition-smooth);
    transform-origin: bottom right;
}

.chat-panel.active {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.chat-header {
    background: var(--color-accent);
    color: white;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-close {
    background: transparent;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

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

.chat-body {
    padding: 20px;
}

/* ==========================================================================
   ANIMATED STAGGERED DROPDOWN (PURE CSS)
   ========================================================================== */
.nav-dropdown-wrapper {
    position: relative;
}

.nav-dropdown-btn {
    background: none;
    border: none;
    font: inherit;
    color: inherit;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0;
}

.nav-dropdown-btn i {
    transition: transform var(--transition-smooth);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) scaleY(0);
    transform-origin: top;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.75rem;
    min-width: 240px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-smooth), opacity var(--transition-smooth);
    z-index: 1000;
    margin-top: 1rem;
}

.nav-dropdown-wrapper.open .nav-dropdown-menu {
    transform: translateX(-50%) scaleY(1);
    opacity: 1;
    pointer-events: auto;
}

.nav-dropdown-wrapper.open .nav-dropdown-btn i {
    transform: rotate(180deg);
}

.nav-dropdown-item {
    opacity: 0;
    transform: translateY(-15px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.nav-dropdown-wrapper.open .nav-dropdown-item {
    opacity: 1;
    transform: translateY(0);
    transition-delay: var(--delay, 0s);
}

.nav-dropdown-item a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0.6rem 0.8rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-main);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-dropdown-item a:hover {
    background-color: var(--color-bg);
    color: var(--color-accent);
}