/* 
 * PalimRev — Documentation Migration Specialists
 * Design System — Telkom-OT Aesthetic
 * Light warm gray background · Coral red accent · Clean whitespace
 */

:root {
    /* Colors */
    --color-bg:           #e9e6e1;
    --color-bg-alt:       #f0ede8;
    --color-surface:      #ffffff;
    --color-accent:       #E8392A;
    --color-accent-hover: #c82d21;
    --color-text:         #111318;
    --color-text-muted:   #6b6b72;
    --color-border:       rgba(0, 0, 0, 0.08);
    --color-border-strong: rgba(0, 0, 0, 0.14);

    /* Typography */
    --font-display: 'Syne', sans-serif;
    --font-body:    'Inter', sans-serif;

    /* Spacing */
    --section-padding:      7rem;
    --container-max-width:  1200px;

    /* Transitions */
    --transition: all 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.65;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--color-text);
}

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

ul { list-style: none; }

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

/* ─── Layout ─────────────────────────────────────────────── */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

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

.section--alt {
    background-color: var(--color-bg-alt);
}

.grid { display: grid; gap: 2rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1100px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    :root { --section-padding: 4.5rem; }
}

/* ─── Navigation ─────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--color-bg);
    border-bottom: 1px solid transparent;
    height: 76px;
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.navbar.scrolled {
    background-color: var(--color-bg);
    border-bottom-color: var(--color-border);
    height: 68px;
    box-shadow: 0 1px 12px rgba(0,0,0,0.06);
}

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

.logo {
    font-family: var(--font-display);
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.logo span { color: var(--color-accent); }

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.nav-link:hover { color: var(--color-text); }

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
    display: inline-block;
    padding: 0.85rem 1.75rem;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn--primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
}

.btn--secondary {
    background-color: transparent;
    border-color: var(--color-border-strong);
    color: var(--color-text);
}

.btn--secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn--active:active { transform: scale(0.98); }

/* ─── Hero ───────────────────────────────────────────────── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 76px;
    background-color: var(--color-bg);
}

.hero-content { max-width: 820px; }

.eyebrow {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: 1.75rem;
}

.hero h1 {
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    margin-bottom: 2rem;
    color: var(--color-text);
}

.hero-subhead {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin-bottom: 3rem;
    max-width: 580px;
    line-height: 1.75;
}

.hero-actions {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}

/* ─── Stats Bar ──────────────────────────────────────────── */
.stats {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 3.5rem 0;
}

.stats-grid {
    display: flex;
    justify-content: space-between;
    text-align: center;
}

.stat-item {
    flex: 1;
    border-right: 1px solid var(--color-border);
    padding: 0 2rem;
}

.stat-item:last-child { border-right: none; }

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
    letter-spacing: -0.03em;
}

.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-muted);
}

@media (max-width: 768px) {
    .stats-grid { flex-direction: column; gap: 2rem; }
    .stat-item {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        padding-bottom: 2rem;
    }
    .stat-item:last-child { border-bottom: none; padding-bottom: 0; }
}

/* ─── Section Header ─────────────────────────────────────── */
.section-header {
    margin-bottom: 4rem;
}

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

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: 1.25rem;
}

.section-number {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.7;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    max-width: 680px;
}

.section-header--center h2 { margin-left: auto; margin-right: auto; }

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    max-width: 560px;
    line-height: 1.7;
}

.section-header--center .section-subtitle { margin-left: auto; margin-right: auto; }

/* ─── Cards ──────────────────────────────────────────────── */
.card {
    padding: 2.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.07);
}

.card-number {
    display: block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.card-title {
    font-size: 1.35rem;
    margin-bottom: 0.85rem;
    color: var(--color-text);
}

.card-text {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ─── Step Cards (Process) ───────────────────────────────── */
.step-card {
    background: var(--color-surface);
    padding: 2.5rem;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    position: relative;
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.07);
}

.step-number {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 800;
    color: rgba(17, 19, 24, 0.05);
    line-height: 1;
    margin-bottom: -1.75rem;
    display: block;
}

.step-title {
    font-size: 1.35rem;
    margin-bottom: 0.85rem;
    color: var(--color-text);
    position: relative;
}

/* ─── Pricing ────────────────────────────────────────────── */
.pricing-card {
    background: var(--color-surface);
    padding: 4rem;
    border: 1px solid var(--color-border);
    text-align: center;
}

.pricing-card.featured {
    border-top: 3px solid var(--color-accent);
}

.price-value {
    font-family: var(--font-display);
    font-size: 2.75rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    color: var(--color-text);
    margin: 1.5rem 0;
}

/* ─── Contact / Form ─────────────────────────────────────── */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.contact-lead {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.75;
    margin-bottom: 2rem;
}

.contact-direct-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-muted);
    margin-bottom: 0.4rem;
}

.form-group { margin-bottom: 1.5rem; }

.form-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
    width: 100%;
    background: var(--color-surface);
    border: 1px solid var(--color-border-strong);
    padding: 0.9rem 1rem;
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: rgba(107, 107, 114, 0.6);
}

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

.form-textarea {
    height: 150px;
    resize: vertical;
}

@media (max-width: 768px) {
    .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
}

/* ─── Footer ─────────────────────────────────────────────── */
.footer {
    padding: 3rem 0;
    border-top: 1px solid var(--color-border);
    background-color: var(--color-bg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

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

@media (max-width: 768px) {
    .footer-content { flex-direction: column; gap: 1.5rem; text-align: center; }
}

/* ─── Utilities ──────────────────────────────────────────── */
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-4 { margin-bottom: 4rem; }
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }