/*
Theme Name: TenTales Portfolio
Theme URI: https://tentales.com
Author: Suraj Khadse
Author URI: https://tentales.com
Description: A modern portfolio theme for Salesforce developers.
Version: 1.0
License: GPLv2 or later
Text Domain: tentales
*/

/* ---------- CSS Variables ---------- */
:root {
    --bg-primary: #0b1120;
    --bg-secondary: #111b2e;
    --bg-card: #162033;
    --bg-input: #1a2740;
    --text-primary: #f0f4ff;
    --text-secondary: #a8b9d9;
    --text-muted: #6a7fa0;
    --accent: #4f8cff;
    --accent-hover: #6fa3ff;
    --accent-glow: rgba(79, 140, 255, 0.25);
    --border-color: #243852;
    --shadow-color: rgba(0, 0, 0, 0.5);
    --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --nav-bg: rgba(11, 17, 32, 0.85);
    --footer-bg: #080e1a;
    --whatsapp-bg: #25d366;
    --whatsapp-glow: rgba(37, 211, 102, 0.4);
    --toggle-bg: #243852;
    --input-border: #2d4a6a;
    --input-focus: #4f8cff;
    --badge-bg: rgba(79, 140, 255, 0.15);
    --badge-text: #4f8cff;
    --success: #34d399;
    --error: #f87171;
    --transition-speed: 0.4s;
}

[data-theme="light"] {
    --bg-primary: #f6f9ff;
    --bg-secondary: #e8effa;
    --bg-card: #ffffff;
    --bg-input: #f0f4fe;
    --text-primary: #0b1a33;
    --text-secondary: #2a405e;
    --text-muted: #5a7294;
    --accent: #3b7bff;
    --accent-hover: #5a94ff;
    --accent-glow: rgba(59, 123, 255, 0.15);
    --border-color: #c8d8f0;
    --shadow-color: rgba(0, 20, 50, 0.1);
    --card-shadow: 0 8px 32px rgba(0, 20, 50, 0.08);
    --nav-bg: rgba(246, 249, 255, 0.88);
    --footer-bg: #dce5f2;
    --toggle-bg: #c8d8f0;
    --input-border: #b0c8e4;
    --input-focus: #3b7bff;
    --badge-bg: rgba(59, 123, 255, 0.10);
    --badge-text: #3b7bff;
    --whatsapp-bg: #25d366;
    --whatsapp-glow: rgba(37, 211, 102, 0.3);
}

/* ---------- Reset ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
    line-height: 1.6;
    overflow-x: hidden;
}
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-hover); }

/* ---------- Utilities ---------- */
.container-custom { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.section-padding { padding: 5rem 0; }
.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin-bottom: 2.5rem;
}
.accent-text { color: var(--accent); }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ---------- Nav Glass ---------- */
.nav-glass {
    background: var(--nav-bg);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-speed) ease, border-color var(--transition-speed) ease;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
}
.nav-glass .container-custom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    position: relative;
    transition: color 0.3s ease;
}
.nav-links a:hover { color: var(--accent); }

/* ---------- Cards ---------- */
.card-glass {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1.25rem;
    box-shadow: var(--card-shadow);
    transition: background var(--transition-speed) ease, border-color var(--transition-speed) ease,
                box-shadow var(--transition-speed) ease, transform 0.3s ease;
}
.card-glass:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px var(--shadow-color);
}

/* ---------- Buttons ---------- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
    padding: 0.7rem 1.8rem;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    font-size: 0.95rem;
}
.btn-primary:hover {
    background: var(--accent-hover);
    transform: scale(1.04);
    box-shadow: 0 0 24px var(--accent-glow);
}
.btn-primary:active { transform: scale(0.96); }

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--text-primary);
    font-weight: 600;
    padding: 0.7rem 1.8rem;
    border-radius: 9999px;
    border: 2px solid var(--border-color);
    cursor: pointer;
    transition: transform 0.2s ease, border-color 0.3s ease, background 0.3s ease, color 0.3s ease;
    text-decoration: none;
    font-size: 0.95rem;
}
.btn-outline:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
    color: var(--accent);
    transform: scale(1.04);
}
.btn-outline:active { transform: scale(0.96); }

.btn-accent-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--accent);
    font-weight: 600;
    padding: 0.6rem 1.5rem;
    border-radius: 9999px;
    border: 2px solid var(--accent);
    cursor: pointer;
    transition: transform 0.2s ease, background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    font-size: 0.85rem;
}
.btn-accent-outline:hover {
    background: var(--accent);
    color: #fff;
    transform: scale(1.04);
    box-shadow: 0 0 20px var(--accent-glow);
}
.btn-accent-outline:active { transform: scale(0.96); }

/* ---------- Theme Toggle ---------- */
.theme-toggle {
    position: relative;
    width: 52px;
    height: 28px;
    background: var(--toggle-bg);
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    transition: background 0.3s ease;
    flex-shrink: 0;
}
.theme-toggle .toggle-knob {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 22px;
    height: 22px;
    background: #fff;
    border-radius: 50%;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: #0b1120;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}
[data-theme="light"] .theme-toggle .toggle-knob {
    transform: translateX(24px);
}
[data-theme="dark"] .theme-toggle .toggle-knob .fa-sun { opacity: 1; }
[data-theme="dark"] .theme-toggle .toggle-knob .fa-moon { opacity: 0; position: absolute; }
[data-theme="light"] .theme-toggle .toggle-knob .fa-sun { opacity: 0; position: absolute; }
[data-theme="light"] .theme-toggle .toggle-knob .fa-moon { opacity: 1; }

/* ---------- Scroll Reveal ---------- */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.7s ease-out, transform 0.7s ease-out; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity 0.7s ease-out, transform 0.7s ease-out; }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(40px); transition: opacity 0.7s ease-out, transform 0.7s ease-out; }
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ---------- Hero ---------- */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
    overflow: hidden;
}
.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    pointer-events: none;
    transition: opacity var(--transition-speed) ease;
}
[data-theme="dark"] .hero-blob { opacity: 0.25; }
[data-theme="light"] .hero-blob { opacity: 0.12; }
.typing-cursor {
    display: inline-block;
    width: 3px;
    height: 1.2em;
    background: var(--accent);
    margin-left: 2px;
    vertical-align: text-bottom;
    animation: blink 0.9s step-end infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* ---------- Skills ---------- */
.skill-bar-fill {
    height: 6px;
    border-radius: 9999px;
    background: var(--accent);
    width: 0%;
    transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}
/* Removed empty .skill-bar-fill.animated rule */

/* ---------- Project Grid ---------- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.8rem;
}
.project-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}
.project-card .card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 1.25rem 1.5rem 1.5rem;
}
.project-card .card-body .card-tags {
    margin-top: auto;
    padding-top: 0.75rem;
}
.project-img-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
    border-radius: 0.75rem 0.75rem 0 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--text-muted);
    transition: background var(--transition-speed) ease;
    overflow: hidden;
    position: relative;
}
.project-img-placeholder .img-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-muted);
    background: var(--bg-primary);
    padding: 0.3rem 0.8rem;
    border-radius: 9999px;
    opacity: 0.7;
}
.project-card:hover .project-img-placeholder { transform: scale(1.02); }
.project-img-placeholder { transition: transform 0.4s ease; }

/* ---------- WhatsApp Float ---------- */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--whatsapp-bg);
    border-radius: 50%;
    color: #fff;
    font-size: 2rem;
    box-shadow: 0 4px 24px var(--whatsapp-glow);
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: whatsapp-pulse 2.5s ease-in-out infinite;
}
.whatsapp-float:hover {
    transform: scale(1.12);
    box-shadow: 0 8px 40px var(--whatsapp-glow);
    animation-play-state: paused;
}
.whatsapp-float .tooltip {
    position: absolute;
    right: 72px;
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 0.4rem 1rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateX(8px);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
}
.whatsapp-float:hover .tooltip { opacity: 1; transform: translateX(0); }
@keyframes whatsapp-pulse {
    0%, 100% { box-shadow: 0 4px 24px var(--whatsapp-glow); }
    50% { box-shadow: 0 4px 48px var(--whatsapp-glow), 0 0 0 12px rgba(37, 211, 102, 0.08); }
}

/* ---------- Badge Pulse ---------- */
.badge-pulse {
    animation: badge-pulse 2.8s ease-in-out infinite;
}
@keyframes badge-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ---------- Form ---------- */
.form-input {
    width: 100%;
    padding: 0.8rem 1.2rem;
    background: var(--bg-input);
    border: 2px solid var(--input-border);
    border-radius: 0.75rem;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease, background var(--transition-speed) ease;
    font-family: inherit;
}
.form-input:focus {
    outline: none;
    border-color: var(--input-focus);
    box-shadow: 0 0 0 4px var(--accent-glow);
}
.form-input::placeholder { color: var(--text-muted); }
.form-input.error { border-color: var(--error); }

/* ---------- Visitor Counter ---------- */
.visitor-counter {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    background: var(--bg-card);
    padding: 0.25rem 0.9rem;
    border-radius: 9999px;
    border: 1px solid var(--border-color);
}
.visitor-counter i { color: var(--accent); }
.visitor-counter .count {
    font-weight: 700;
    color: var(--text-primary);
    min-width: 2rem;
    text-align: center;
}

/* ---------- Nav Link ---------- */
.nav-link {
    position: relative;
    color: var(--text-secondary);
    transition: color 0.3s ease;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
}
.nav-link:hover { color: var(--accent); }
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .project-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .section-title { font-size: 1.75rem; }
    .section-padding { padding: 3rem 0; }
    .whatsapp-float { width: 52px; height: 52px; font-size: 1.6rem; bottom: 1.2rem; right: 1.2rem; }
    .whatsapp-float .tooltip { display: none; }
    .nav-links { display: none; }
    .mobile-menu-btn { display: block !important; }
}
@media (max-width: 640px) {
    .project-grid { grid-template-columns: 1fr; gap: 1.2rem; }
}
@media (max-width: 480px) {
    .container-custom { padding: 0 1rem; }
    .section-title { font-size: 1.5rem; }
}

/* ---------- Light Theme Overrides ---------- */
[data-theme="light"] .card-glass {
    border-color: #dce5f0;
    box-shadow: 0 4px 20px rgba(0, 20, 50, 0.06);
}
[data-theme="light"] .card-glass:hover {
    box-shadow: 0 12px 40px rgba(0, 20, 50, 0.10);
}
[data-theme="light"] .nav-glass {
    border-bottom-color: #dce5f0;
}

.site-footer {
    background-color: var(--footer-bg);
    border-top-color: var(--border-color);
    transition: background-color var(--transition-speed) ease, border-color var(--transition-speed) ease;
}
.site-footer .nav-link {
    color: var(--text-muted);
    transition: color 0.3s ease;
}
.site-footer .nav-link:hover {
    color: var(--accent);
}
.site-footer .visitor-counter {
    background: var(--bg-card);
    border-color: var(--border-color);
}
.site-footer .visitor-counter .count {
    color: var(--text-primary);
}
[data-theme="light"] .site-footer {
    --footer-bg: #dce5f2;
}